Home / 23,680.40-35,520.60-14,925.20

Finding the Fourth Proportional to 23,680.40, 35,520.60 and 14,925.20

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Solution

The fourth proportional to 23,680.40, 35,520.60 and 14,925.20 is: 22,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.40 : 35,520.60 = 14,925.20 : x
  2. Step 2: Convert to fraction form
    23,680.40/35,520.60 = 14,925.20/x
  3. Step 3: Cross multiply
    23,680.40x = 35,520.60 × 14,925.20
  4. Step 4: Simplify right side
    23,680.40x = 530,152,059.12
  5. Step 5: Solve for x
    x = 530,152,059.12/23,680.40
  6. Step 6: Final answer
    x = 22,387.80

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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.