Home / 28,041.04-41,992.32-18,149.92

Finding the Fourth Proportional to 28,041.04, 41,992.32 and 18,149.92

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Solution

The fourth proportional to 28,041.04, 41,992.32 and 18,149.92 is: 27,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.04 : 41,992.32 = 18,149.92 : x
  2. Step 2: Convert to fraction form
    28,041.04/41,992.32 = 18,149.92/x
  3. Step 3: Cross multiply
    28,041.04x = 41,992.32 × 18,149.92
  4. Step 4: Simplify right side
    28,041.04x = 762,157,248.61
  5. Step 5: Solve for x
    x = 762,157,248.61/28,041.04
  6. Step 6: Final answer
    x = 27,180.06

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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.