Home / 53,281.50-79,937.91-15,841.86

Finding the Fourth Proportional to 53,281.50, 79,937.91 and 15,841.86

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Solution

The fourth proportional to 53,281.50, 79,937.91 and 15,841.86 is: 23,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281.50 : 79,937.91 = 15,841.86 : x
  2. Step 2: Convert to fraction form
    53,281.50/79,937.91 = 15,841.86/x
  3. Step 3: Cross multiply
    53,281.50x = 79,937.91 × 15,841.86
  4. Step 4: Simplify right side
    53,281.50x = 1,266,365,178.91
  5. Step 5: Solve for x
    x = 1,266,365,178.91/53,281.50
  6. Step 6: Final answer
    x = 23,767.45

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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.