Home / 45,553.17-68,338.98-19,257.87

Finding the Fourth Proportional to 45,553.17, 68,338.98 and 19,257.87

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Solution

The fourth proportional to 45,553.17, 68,338.98 and 19,257.87 is: 28,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,553.17 : 68,338.98 = 19,257.87 : x
  2. Step 2: Convert to fraction form
    45,553.17/68,338.98 = 19,257.87/x
  3. Step 3: Cross multiply
    45,553.17x = 68,338.98 × 19,257.87
  4. Step 4: Simplify right side
    45,553.17x = 1,316,063,192.77
  5. Step 5: Solve for x
    x = 1,316,063,192.77/45,553.17
  6. Step 6: Final answer
    x = 28,890.70

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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.