Home / 41,421.12-62,124-13,715.52

Finding the Fourth Proportional to 41,421.12, 62,124 and 13,715.52

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Solution

The fourth proportional to 41,421.12, 62,124 and 13,715.52 is: 20,570.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,421.12 : 62,124 = 13,715.52 : x
  2. Step 2: Convert to fraction form
    41,421.12/62,124 = 13,715.52/x
  3. Step 3: Cross multiply
    41,421.12x = 62,124 × 13,715.52
  4. Step 4: Simplify right side
    41,421.12x = 852,062,964.48
  5. Step 5: Solve for x
    x = 852,062,964.48/41,421.12
  6. Step 6: Final answer
    x = 20,570.74

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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.