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Finding the Fourth Proportional to 32,560.60, 48,840.90 and 15,931.30

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Solution

The fourth proportional to 32,560.60, 48,840.90 and 15,931.30 is: 23,896.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,560.60 : 48,840.90 = 15,931.30 : x
  2. Step 2: Convert to fraction form
    32,560.60/48,840.90 = 15,931.30/x
  3. Step 3: Cross multiply
    32,560.60x = 48,840.90 × 15,931.30
  4. Step 4: Simplify right side
    32,560.60x = 778,099,030.17
  5. Step 5: Solve for x
    x = 778,099,030.17/32,560.60
  6. Step 6: Final answer
    x = 23,896.95

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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.