Home / 40,244.20-60,366.30-10,666.60

Finding the Fourth Proportional to 40,244.20, 60,366.30 and 10,666.60

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Solution

The fourth proportional to 40,244.20, 60,366.30 and 10,666.60 is: 15,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,244.20 : 60,366.30 = 10,666.60 : x
  2. Step 2: Convert to fraction form
    40,244.20/60,366.30 = 10,666.60/x
  3. Step 3: Cross multiply
    40,244.20x = 60,366.30 × 10,666.60
  4. Step 4: Simplify right side
    40,244.20x = 643,903,175.58
  5. Step 5: Solve for x
    x = 643,903,175.58/40,244.20
  6. Step 6: Final answer
    x = 15,999.90

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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.