Home / 36,398.61-54,606.98-28,930.35

Finding the Fourth Proportional to 36,398.61, 54,606.98 and 28,930.35

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Solution

The fourth proportional to 36,398.61, 54,606.98 and 28,930.35 is: 43,402.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,398.61 : 54,606.98 = 28,930.35 : x
  2. Step 2: Convert to fraction form
    36,398.61/54,606.98 = 28,930.35/x
  3. Step 3: Cross multiply
    36,398.61x = 54,606.98 × 28,930.35
  4. Step 4: Simplify right side
    36,398.61x = 1,579,799,043.84
  5. Step 5: Solve for x
    x = 1,579,799,043.84/36,398.61
  6. Step 6: Final answer
    x = 43,402.73

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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.