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Finding the Fourth Proportional to 25,768, 38,652 and 6,312

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Solution

The fourth proportional to 25,768, 38,652 and 6,312 is: 9,468

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768 : 38,652 = 6,312 : x
  2. Step 2: Convert to fraction form
    25,768/38,652 = 6,312/x
  3. Step 3: Cross multiply
    25,768x = 38,652 × 6,312
  4. Step 4: Simplify right side
    25,768x = 243,971,424
  5. Step 5: Solve for x
    x = 243,971,424/25,768
  6. Step 6: Final answer
    x = 9,468

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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.