Home / 25,266.20-34,868.89-13,935.65

Finding the Fourth Proportional to 25,266.20, 34,868.89 and 13,935.65

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Solution

The fourth proportional to 25,266.20, 34,868.89 and 13,935.65 is: 19,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,266.20 : 34,868.89 = 13,935.65 : x
  2. Step 2: Convert to fraction form
    25,266.20/34,868.89 = 13,935.65/x
  3. Step 3: Cross multiply
    25,266.20x = 34,868.89 × 13,935.65
  4. Step 4: Simplify right side
    25,266.20x = 485,920,646.93
  5. Step 5: Solve for x
    x = 485,920,646.93/25,266.20
  6. Step 6: Final answer
    x = 19,232.04

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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.