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Finding the Fourth Proportional to 48,045.20, 72,010.20 and 24,659.60

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Solution

The fourth proportional to 48,045.20, 72,010.20 and 24,659.60 is: 36,959.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,045.20 : 72,010.20 = 24,659.60 : x
  2. Step 2: Convert to fraction form
    48,045.20/72,010.20 = 24,659.60/x
  3. Step 3: Cross multiply
    48,045.20x = 72,010.20 × 24,659.60
  4. Step 4: Simplify right side
    48,045.20x = 1,775,742,727.92
  5. Step 5: Solve for x
    x = 1,775,742,727.92/48,045.20
  6. Step 6: Final answer
    x = 36,959.84

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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.