Home / 38,045.09-57,056.49-14,335.53

Finding the Fourth Proportional to 38,045.09, 57,056.49 and 14,335.53

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Solution

The fourth proportional to 38,045.09, 57,056.49 and 14,335.53 is: 21,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.09 : 57,056.49 = 14,335.53 : x
  2. Step 2: Convert to fraction form
    38,045.09/57,056.49 = 14,335.53/x
  3. Step 3: Cross multiply
    38,045.09x = 57,056.49 × 14,335.53
  4. Step 4: Simplify right side
    38,045.09x = 817,935,024.09
  5. Step 5: Solve for x
    x = 817,935,024.09/38,045.09
  6. Step 6: Final answer
    x = 21,499.10

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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.