Home / 18,106.38-24,987.83-10,151.19

Finding the Fourth Proportional to 18,106.38, 24,987.83 and 10,151.19

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Solution

The fourth proportional to 18,106.38, 24,987.83 and 10,151.19 is: 14,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.38 : 24,987.83 = 10,151.19 : x
  2. Step 2: Convert to fraction form
    18,106.38/24,987.83 = 10,151.19/x
  3. Step 3: Cross multiply
    18,106.38x = 24,987.83 × 10,151.19
  4. Step 4: Simplify right side
    18,106.38x = 253,656,159.26
  5. Step 5: Solve for x
    x = 253,656,159.26/18,106.38
  6. Step 6: Final answer
    x = 14,009.21

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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.