Home / 40,504.20-60,756.30-28,038.30

Finding the Fourth Proportional to 40,504.20, 60,756.30 and 28,038.30

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Solution

The fourth proportional to 40,504.20, 60,756.30 and 28,038.30 is: 42,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,504.20 : 60,756.30 = 28,038.30 : x
  2. Step 2: Convert to fraction form
    40,504.20/60,756.30 = 28,038.30/x
  3. Step 3: Cross multiply
    40,504.20x = 60,756.30 × 28,038.30
  4. Step 4: Simplify right side
    40,504.20x = 1,703,503,366.29
  5. Step 5: Solve for x
    x = 1,703,503,366.29/40,504.20
  6. Step 6: Final answer
    x = 42,057.45

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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.