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Finding the Fourth Proportional to 16,043.40, 24,065.10 and 10,513.80

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Solution

The fourth proportional to 16,043.40, 24,065.10 and 10,513.80 is: 15,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,043.40 : 24,065.10 = 10,513.80 : x
  2. Step 2: Convert to fraction form
    16,043.40/24,065.10 = 10,513.80/x
  3. Step 3: Cross multiply
    16,043.40x = 24,065.10 × 10,513.80
  4. Step 4: Simplify right side
    16,043.40x = 253,015,648.38
  5. Step 5: Solve for x
    x = 253,015,648.38/16,043.40
  6. Step 6: Final answer
    x = 15,770.70

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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.