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Finding the Fourth Proportional to 25,368, 38,052.12 and 8,952

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Solution

The fourth proportional to 25,368, 38,052.12 and 8,952 is: 13,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368 : 38,052.12 = 8,952 : x
  2. Step 2: Convert to fraction form
    25,368/38,052.12 = 8,952/x
  3. Step 3: Cross multiply
    25,368x = 38,052.12 × 8,952
  4. Step 4: Simplify right side
    25,368x = 340,642,578.24
  5. Step 5: Solve for x
    x = 340,642,578.24/25,368
  6. Step 6: Final answer
    x = 13,428.04

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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.