Home / 25,267.86-34,869.92-13,937.86

Finding the Fourth Proportional to 25,267.86, 34,869.92 and 13,937.86

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Solution

The fourth proportional to 25,267.86, 34,869.92 and 13,937.86 is: 19,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,267.86 : 34,869.92 = 13,937.86 : x
  2. Step 2: Convert to fraction form
    25,267.86/34,869.92 = 13,937.86/x
  3. Step 3: Cross multiply
    25,267.86x = 34,869.92 × 13,937.86
  4. Step 4: Simplify right side
    25,267.86x = 486,012,063.17
  5. Step 5: Solve for x
    x = 486,012,063.17/25,267.86
  6. Step 6: Final answer
    x = 19,234.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.