Home / 38,436.59-57,672.69-14,736.21

Finding the Fourth Proportional to 38,436.59, 57,672.69 and 14,736.21

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Solution

The fourth proportional to 38,436.59, 57,672.69 and 14,736.21 is: 22,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,436.59 : 57,672.69 = 14,736.21 : x
  2. Step 2: Convert to fraction form
    38,436.59/57,672.69 = 14,736.21/x
  3. Step 3: Cross multiply
    38,436.59x = 57,672.69 × 14,736.21
  4. Step 4: Simplify right side
    38,436.59x = 849,877,006.87
  5. Step 5: Solve for x
    x = 849,877,006.87/38,436.59
  6. Step 6: Final answer
    x = 22,111.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.