Home / 40,218.63-60,338.88-13,925.43

Finding the Fourth Proportional to 40,218.63, 60,338.88 and 13,925.43

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Solution

The fourth proportional to 40,218.63, 60,338.88 and 13,925.43 is: 20,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,218.63 : 60,338.88 = 13,925.43 : x
  2. Step 2: Convert to fraction form
    40,218.63/60,338.88 = 13,925.43/x
  3. Step 3: Cross multiply
    40,218.63x = 60,338.88 × 13,925.43
  4. Step 4: Simplify right side
    40,218.63x = 840,244,849.72
  5. Step 5: Solve for x
    x = 840,244,849.72/40,218.63
  6. Step 6: Final answer
    x = 20,891.93

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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.