Home / 25,267.16-34,868.20-13,937.69

Finding the Fourth Proportional to 25,267.16, 34,868.20 and 13,937.69

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Solution

The fourth proportional to 25,267.16, 34,868.20 and 13,937.69 is: 19,233.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,267.16 : 34,868.20 = 13,937.69 : x
  2. Step 2: Convert to fraction form
    25,267.16/34,868.20 = 13,937.69/x
  3. Step 3: Cross multiply
    25,267.16x = 34,868.20 × 13,937.69
  4. Step 4: Simplify right side
    25,267.16x = 485,982,162.46
  5. Step 5: Solve for x
    x = 485,982,162.46/25,267.16
  6. Step 6: Final answer
    x = 19,233.75

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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.