Home / 19,086.76-26,339.80-10,589.05

Finding the Fourth Proportional to 19,086.76, 26,339.80 and 10,589.05

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Solution

The fourth proportional to 19,086.76, 26,339.80 and 10,589.05 is: 14,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.76 : 26,339.80 = 10,589.05 : x
  2. Step 2: Convert to fraction form
    19,086.76/26,339.80 = 10,589.05/x
  3. Step 3: Cross multiply
    19,086.76x = 26,339.80 × 10,589.05
  4. Step 4: Simplify right side
    19,086.76x = 278,913,406.24
  5. Step 5: Solve for x
    x = 278,913,406.24/19,086.76
  6. Step 6: Final answer
    x = 14,612.93

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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.