Home / 32,120.12-48,147.28-11,053.82

Finding the Fourth Proportional to 32,120.12, 48,147.28 and 11,053.82

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Solution

The fourth proportional to 32,120.12, 48,147.28 and 11,053.82 is: 16,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,120.12 : 48,147.28 = 11,053.82 : x
  2. Step 2: Convert to fraction form
    32,120.12/48,147.28 = 11,053.82/x
  3. Step 3: Cross multiply
    32,120.12x = 48,147.28 × 11,053.82
  4. Step 4: Simplify right side
    32,120.12x = 532,211,070.60
  5. Step 5: Solve for x
    x = 532,211,070.60/32,120.12
  6. Step 6: Final answer
    x = 16,569.40

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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.