Home / 16,289.60-24,402.96-9,721.04

Finding the Fourth Proportional to 16,289.60, 24,402.96 and 9,721.04

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Solution

The fourth proportional to 16,289.60, 24,402.96 and 9,721.04 is: 14,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,289.60 : 24,402.96 = 9,721.04 : x
  2. Step 2: Convert to fraction form
    16,289.60/24,402.96 = 9,721.04/x
  3. Step 3: Cross multiply
    16,289.60x = 24,402.96 × 9,721.04
  4. Step 4: Simplify right side
    16,289.60x = 237,222,150.28
  5. Step 5: Solve for x
    x = 237,222,150.28/16,289.60
  6. Step 6: Final answer
    x = 14,562.80

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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.