Home / 42,897.76-64,348.44-11,732.96

Finding the Fourth Proportional to 42,897.76, 64,348.44 and 11,732.96

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Solution

The fourth proportional to 42,897.76, 64,348.44 and 11,732.96 is: 17,599.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,897.76 : 64,348.44 = 11,732.96 : x
  2. Step 2: Convert to fraction form
    42,897.76/64,348.44 = 11,732.96/x
  3. Step 3: Cross multiply
    42,897.76x = 64,348.44 × 11,732.96
  4. Step 4: Simplify right side
    42,897.76x = 754,997,672.58
  5. Step 5: Solve for x
    x = 754,997,672.58/42,897.76
  6. Step 6: Final answer
    x = 17,599.93

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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.