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Finding the Fourth Proportional to 25,762, 38,643 and 7,294

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Solution

The fourth proportional to 25,762, 38,643 and 7,294 is: 10,941

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,762 : 38,643 = 7,294 : x
  2. Step 2: Convert to fraction form
    25,762/38,643 = 7,294/x
  3. Step 3: Cross multiply
    25,762x = 38,643 × 7,294
  4. Step 4: Simplify right side
    25,762x = 281,862,042
  5. Step 5: Solve for x
    x = 281,862,042/25,762
  6. Step 6: Final answer
    x = 10,941

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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.