Home / 40,149.66-60,228.59-13,854.32

Finding the Fourth Proportional to 40,149.66, 60,228.59 and 13,854.32

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Solution

The fourth proportional to 40,149.66, 60,228.59 and 13,854.32 is: 20,782.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,149.66 : 60,228.59 = 13,854.32 : x
  2. Step 2: Convert to fraction form
    40,149.66/60,228.59 = 13,854.32/x
  3. Step 3: Cross multiply
    40,149.66x = 60,228.59 × 13,854.32
  4. Step 4: Simplify right side
    40,149.66x = 834,426,240.31
  5. Step 5: Solve for x
    x = 834,426,240.31/40,149.66
  6. Step 6: Final answer
    x = 20,782.90

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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.