Home / 19,009.68-26,231.07-10,510.65

Finding the Fourth Proportional to 19,009.68, 26,231.07 and 10,510.65

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Solution

The fourth proportional to 19,009.68, 26,231.07 and 10,510.65 is: 14,503.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.68 : 26,231.07 = 10,510.65 : x
  2. Step 2: Convert to fraction form
    19,009.68/26,231.07 = 10,510.65/x
  3. Step 3: Cross multiply
    19,009.68x = 26,231.07 × 10,510.65
  4. Step 4: Simplify right side
    19,009.68x = 275,705,595.90
  5. Step 5: Solve for x
    x = 275,705,595.90/19,009.68
  6. Step 6: Final answer
    x = 14,503.43

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Half scale
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Double scale
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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.