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Finding the Fourth Proportional to 32,577.12, 48,885.12 and 11,797.92

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Solution

The fourth proportional to 32,577.12, 48,885.12 and 11,797.92 is: 17,703.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,577.12 : 48,885.12 = 11,797.92 : x
  2. Step 2: Convert to fraction form
    32,577.12/48,885.12 = 11,797.92/x
  3. Step 3: Cross multiply
    32,577.12x = 48,885.12 × 11,797.92
  4. Step 4: Simplify right side
    32,577.12x = 576,742,734.95
  5. Step 5: Solve for x
    x = 576,742,734.95/32,577.12
  6. Step 6: Final answer
    x = 17,703.92

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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.