Home / 25,242.57-34,838.78-19,262.88

Finding the Fourth Proportional to 25,242.57, 34,838.78 and 19,262.88

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Solution

The fourth proportional to 25,242.57, 34,838.78 and 19,262.88 is: 26,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242.57 : 34,838.78 = 19,262.88 : x
  2. Step 2: Convert to fraction form
    25,242.57/34,838.78 = 19,262.88/x
  3. Step 3: Cross multiply
    25,242.57x = 34,838.78 × 19,262.88
  4. Step 4: Simplify right side
    25,242.57x = 671,095,142.17
  5. Step 5: Solve for x
    x = 671,095,142.17/25,242.57
  6. Step 6: Final answer
    x = 26,585.85

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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.