Home / 40,108.05-60,175.74-15,155.29

Finding the Fourth Proportional to 40,108.05, 60,175.74 and 15,155.29

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Solution

The fourth proportional to 40,108.05, 60,175.74 and 15,155.29 is: 22,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,108.05 : 60,175.74 = 15,155.29 : x
  2. Step 2: Convert to fraction form
    40,108.05/60,175.74 = 15,155.29/x
  3. Step 3: Cross multiply
    40,108.05x = 60,175.74 × 15,155.29
  4. Step 4: Simplify right side
    40,108.05x = 911,980,790.66
  5. Step 5: Solve for x
    x = 911,980,790.66/40,108.05
  6. Step 6: Final answer
    x = 22,738.10

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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.