Home / 32,307.20-48,455.16-8,615.04

Finding the Fourth Proportional to 32,307.20, 48,455.16 and 8,615.04

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Solution

The fourth proportional to 32,307.20, 48,455.16 and 8,615.04 is: 12,921.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,307.20 : 48,455.16 = 8,615.04 : x
  2. Step 2: Convert to fraction form
    32,307.20/48,455.16 = 8,615.04/x
  3. Step 3: Cross multiply
    32,307.20x = 48,455.16 × 8,615.04
  4. Step 4: Simplify right side
    32,307.20x = 417,443,141.61
  5. Step 5: Solve for x
    x = 417,443,141.61/32,307.20
  6. Step 6: Final answer
    x = 12,921.06

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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.