Home / 31,635.12-43,663.14-26,324.76

Finding the Fourth Proportional to 31,635.12, 43,663.14 and 26,324.76

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Solution

The fourth proportional to 31,635.12, 43,663.14 and 26,324.76 is: 36,333.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,635.12 : 43,663.14 = 26,324.76 : x
  2. Step 2: Convert to fraction form
    31,635.12/43,663.14 = 26,324.76/x
  3. Step 3: Cross multiply
    31,635.12x = 43,663.14 × 26,324.76
  4. Step 4: Simplify right side
    31,635.12x = 1,149,421,681.35
  5. Step 5: Solve for x
    x = 1,149,421,681.35/31,635.12
  6. Step 6: Final answer
    x = 36,333.72

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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.