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Finding the Fourth Proportional to 32,816.40, 49,167.90 and 15,250.20

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Solution

The fourth proportional to 32,816.40, 49,167.90 and 15,250.20 is: 22,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,816.40 : 49,167.90 = 15,250.20 : x
  2. Step 2: Convert to fraction form
    32,816.40/49,167.90 = 15,250.20/x
  3. Step 3: Cross multiply
    32,816.40x = 49,167.90 × 15,250.20
  4. Step 4: Simplify right side
    32,816.40x = 749,820,308.58
  5. Step 5: Solve for x
    x = 749,820,308.58/32,816.40
  6. Step 6: Final answer
    x = 22,848.95

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1.5x scale

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.