Home / 15,359.08-21,175.14-10,044.76

Finding the Fourth Proportional to 15,359.08, 21,175.14 and 10,044.76

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Solution

The fourth proportional to 15,359.08, 21,175.14 and 10,044.76 is: 13,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359.08 : 21,175.14 = 10,044.76 : x
  2. Step 2: Convert to fraction form
    15,359.08/21,175.14 = 10,044.76/x
  3. Step 3: Cross multiply
    15,359.08x = 21,175.14 × 10,044.76
  4. Step 4: Simplify right side
    15,359.08x = 212,699,199.27
  5. Step 5: Solve for x
    x = 212,699,199.27/15,359.08
  6. Step 6: Final answer
    x = 13,848.43

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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.