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Finding the Fourth Proportional to 16,394.80, 24,592.20 and 9,461.20

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Solution

The fourth proportional to 16,394.80, 24,592.20 and 9,461.20 is: 14,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394.80 : 24,592.20 = 9,461.20 : x
  2. Step 2: Convert to fraction form
    16,394.80/24,592.20 = 9,461.20/x
  3. Step 3: Cross multiply
    16,394.80x = 24,592.20 × 9,461.20
  4. Step 4: Simplify right side
    16,394.80x = 232,671,722.64
  5. Step 5: Solve for x
    x = 232,671,722.64/16,394.80
  6. Step 6: Final answer
    x = 14,191.80

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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.