Home / 16,306.40-24,445.20-9,725.60

Finding the Fourth Proportional to 16,306.40, 24,445.20 and 9,725.60

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Solution

The fourth proportional to 16,306.40, 24,445.20 and 9,725.60 is: 14,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,306.40 : 24,445.20 = 9,725.60 : x
  2. Step 2: Convert to fraction form
    16,306.40/24,445.20 = 9,725.60/x
  3. Step 3: Cross multiply
    16,306.40x = 24,445.20 × 9,725.60
  4. Step 4: Simplify right side
    16,306.40x = 237,744,237.12
  5. Step 5: Solve for x
    x = 237,744,237.12/16,306.40
  6. Step 6: Final answer
    x = 14,579.81

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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.