Home / 40,130.30-60,162.62-15,156.18

Finding the Fourth Proportional to 40,130.30, 60,162.62 and 15,156.18

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Solution

The fourth proportional to 40,130.30, 60,162.62 and 15,156.18 is: 22,721.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,130.30 : 60,162.62 = 15,156.18 : x
  2. Step 2: Convert to fraction form
    40,130.30/60,162.62 = 15,156.18/x
  3. Step 3: Cross multiply
    40,130.30x = 60,162.62 × 15,156.18
  4. Step 4: Simplify right side
    40,130.30x = 911,835,422.21
  5. Step 5: Solve for x
    x = 911,835,422.21/40,130.30
  6. Step 6: Final answer
    x = 22,721.87

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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.