Home / 40,203.40-60,331.74-16,829.80

Finding the Fourth Proportional to 40,203.40, 60,331.74 and 16,829.80

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Solution

The fourth proportional to 40,203.40, 60,331.74 and 16,829.80 is: 25,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,203.40 : 60,331.74 = 16,829.80 : x
  2. Step 2: Convert to fraction form
    40,203.40/60,331.74 = 16,829.80/x
  3. Step 3: Cross multiply
    40,203.40x = 60,331.74 × 16,829.80
  4. Step 4: Simplify right side
    40,203.40x = 1,015,371,117.85
  5. Step 5: Solve for x
    x = 1,015,371,117.85/40,203.40
  6. Step 6: Final answer
    x = 25,255.85

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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.