Home / 32,020-47,965.68-15,961.20

Finding the Fourth Proportional to 32,020, 47,965.68 and 15,961.20

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Solution

The fourth proportional to 32,020, 47,965.68 and 15,961.20 is: 23,909.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,020 : 47,965.68 = 15,961.20 : x
  2. Step 2: Convert to fraction form
    32,020/47,965.68 = 15,961.20/x
  3. Step 3: Cross multiply
    32,020x = 47,965.68 × 15,961.20
  4. Step 4: Simplify right side
    32,020x = 765,589,811.62
  5. Step 5: Solve for x
    x = 765,589,811.62/32,020
  6. Step 6: Final answer
    x = 23,909.74

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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.