Home / 32,142.30-48,216.69-11,079.57

Finding the Fourth Proportional to 32,142.30, 48,216.69 and 11,079.57

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Solution

The fourth proportional to 32,142.30, 48,216.69 and 11,079.57 is: 16,620.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,142.30 : 48,216.69 = 11,079.57 : x
  2. Step 2: Convert to fraction form
    32,142.30/48,216.69 = 11,079.57/x
  3. Step 3: Cross multiply
    32,142.30x = 48,216.69 × 11,079.57
  4. Step 4: Simplify right side
    32,142.30x = 534,220,192.02
  5. Step 5: Solve for x
    x = 534,220,192.02/32,142.30
  6. Step 6: Final answer
    x = 16,620.47

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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.