Home / 41,138.86-61,695.52-14,840.18

Finding the Fourth Proportional to 41,138.86, 61,695.52 and 14,840.18

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Solution

The fourth proportional to 41,138.86, 61,695.52 and 14,840.18 is: 22,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.86 : 61,695.52 = 14,840.18 : x
  2. Step 2: Convert to fraction form
    41,138.86/61,695.52 = 14,840.18/x
  3. Step 3: Cross multiply
    41,138.86x = 61,695.52 × 14,840.18
  4. Step 4: Simplify right side
    41,138.86x = 915,572,621.99
  5. Step 5: Solve for x
    x = 915,572,621.99/41,138.86
  6. Step 6: Final answer
    x = 22,255.66

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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.