Home / 40,416.97-60,618.21-14,129.23

Finding the Fourth Proportional to 40,416.97, 60,618.21 and 14,129.23

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Solution

The fourth proportional to 40,416.97, 60,618.21 and 14,129.23 is: 21,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,416.97 : 60,618.21 = 14,129.23 : x
  2. Step 2: Convert to fraction form
    40,416.97/60,618.21 = 14,129.23/x
  3. Step 3: Cross multiply
    40,416.97x = 60,618.21 × 14,129.23
  4. Step 4: Simplify right side
    40,416.97x = 856,488,631.28
  5. Step 5: Solve for x
    x = 856,488,631.28/40,416.97
  6. Step 6: Final answer
    x = 21,191.31

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1.5x scale

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.