Home / 40,230.80-60,317.40-16,845.20

Finding the Fourth Proportional to 40,230.80, 60,317.40 and 16,845.20

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Solution

The fourth proportional to 40,230.80, 60,317.40 and 16,845.20 is: 25,255.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,230.80 : 60,317.40 = 16,845.20 : x
  2. Step 2: Convert to fraction form
    40,230.80/60,317.40 = 16,845.20/x
  3. Step 3: Cross multiply
    40,230.80x = 60,317.40 × 16,845.20
  4. Step 4: Simplify right side
    40,230.80x = 1,016,058,666.48
  5. Step 5: Solve for x
    x = 1,016,058,666.48/40,230.80
  6. Step 6: Final answer
    x = 25,255.74

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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.