Home / 40,613.76-60,925.60-14,313.12

Finding the Fourth Proportional to 40,613.76, 60,925.60 and 14,313.12

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Solution

The fourth proportional to 40,613.76, 60,925.60 and 14,313.12 is: 21,471.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,613.76 : 60,925.60 = 14,313.12 : x
  2. Step 2: Convert to fraction form
    40,613.76/60,925.60 = 14,313.12/x
  3. Step 3: Cross multiply
    40,613.76x = 60,925.60 × 14,313.12
  4. Step 4: Simplify right side
    40,613.76x = 872,035,423.87
  5. Step 5: Solve for x
    x = 872,035,423.87/40,613.76
  6. Step 6: Final answer
    x = 21,471.43

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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.