Home / 16,523.20-24,752.40-9,929.80

Finding the Fourth Proportional to 16,523.20, 24,752.40 and 9,929.80

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Solution

The fourth proportional to 16,523.20, 24,752.40 and 9,929.80 is: 14,875.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,523.20 : 24,752.40 = 9,929.80 : x
  2. Step 2: Convert to fraction form
    16,523.20/24,752.40 = 9,929.80/x
  3. Step 3: Cross multiply
    16,523.20x = 24,752.40 × 9,929.80
  4. Step 4: Simplify right side
    16,523.20x = 245,786,381.52
  5. Step 5: Solve for x
    x = 245,786,381.52/16,523.20
  6. Step 6: Final answer
    x = 14,875.23

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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.