Home / 56,909.86-85,366.05-14,791.57

Finding the Fourth Proportional to 56,909.86, 85,366.05 and 14,791.57

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Solution

The fourth proportional to 56,909.86, 85,366.05 and 14,791.57 is: 22,187.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,909.86 : 85,366.05 = 14,791.57 : x
  2. Step 2: Convert to fraction form
    56,909.86/85,366.05 = 14,791.57/x
  3. Step 3: Cross multiply
    56,909.86x = 85,366.05 × 14,791.57
  4. Step 4: Simplify right side
    56,909.86x = 1,262,697,904.20
  5. Step 5: Solve for x
    x = 1,262,697,904.20/56,909.86
  6. Step 6: Final answer
    x = 22,187.68

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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.