Home / 23,700.60-32,709.42-15,211.80

Finding the Fourth Proportional to 23,700.60, 32,709.42 and 15,211.80

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Solution

The fourth proportional to 23,700.60, 32,709.42 and 15,211.80 is: 20,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,700.60 : 32,709.42 = 15,211.80 : x
  2. Step 2: Convert to fraction form
    23,700.60/32,709.42 = 15,211.80/x
  3. Step 3: Cross multiply
    23,700.60x = 32,709.42 × 15,211.80
  4. Step 4: Simplify right side
    23,700.60x = 497,569,155.16
  5. Step 5: Solve for x
    x = 497,569,155.16/23,700.60
  6. Step 6: Final answer
    x = 20,993.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.