Home / 38,039.46-52,494.15-21,272.46

Finding the Fourth Proportional to 38,039.46, 52,494.15 and 21,272.46

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Solution

The fourth proportional to 38,039.46, 52,494.15 and 21,272.46 is: 29,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039.46 : 52,494.15 = 21,272.46 : x
  2. Step 2: Convert to fraction form
    38,039.46/52,494.15 = 21,272.46/x
  3. Step 3: Cross multiply
    38,039.46x = 52,494.15 × 21,272.46
  4. Step 4: Simplify right side
    38,039.46x = 1,116,679,706.11
  5. Step 5: Solve for x
    x = 1,116,679,706.11/38,039.46
  6. Step 6: Final answer
    x = 29,355.82

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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.