Home / 19,009.07-26,231.46-10,510.68

Finding the Fourth Proportional to 19,009.07, 26,231.46 and 10,510.68

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Solution

The fourth proportional to 19,009.07, 26,231.46 and 10,510.68 is: 14,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.07 : 26,231.46 = 10,510.68 : x
  2. Step 2: Convert to fraction form
    19,009.07/26,231.46 = 10,510.68/x
  3. Step 3: Cross multiply
    19,009.07x = 26,231.46 × 10,510.68
  4. Step 4: Simplify right side
    19,009.07x = 275,710,481.99
  5. Step 5: Solve for x
    x = 275,710,481.99/19,009.07
  6. Step 6: Final answer
    x = 14,504.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.