Home / 40,285.46-60,407.43-18,079.80

Finding the Fourth Proportional to 40,285.46, 60,407.43 and 18,079.80

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Solution

The fourth proportional to 40,285.46, 60,407.43 and 18,079.80 is: 27,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.46 : 60,407.43 = 18,079.80 : x
  2. Step 2: Convert to fraction form
    40,285.46/60,407.43 = 18,079.80/x
  3. Step 3: Cross multiply
    40,285.46x = 60,407.43 × 18,079.80
  4. Step 4: Simplify right side
    40,285.46x = 1,092,153,860.48
  5. Step 5: Solve for x
    x = 1,092,153,860.48/40,285.46
  6. Step 6: Final answer
    x = 27,110.38

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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.