Home / 40,011.28-60,029.74-28,015.93

Finding the Fourth Proportional to 40,011.28, 60,029.74 and 28,015.93

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Solution

The fourth proportional to 40,011.28, 60,029.74 and 28,015.93 is: 42,032.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,011.28 : 60,029.74 = 28,015.93 : x
  2. Step 2: Convert to fraction form
    40,011.28/60,029.74 = 28,015.93/x
  3. Step 3: Cross multiply
    40,011.28x = 60,029.74 × 28,015.93
  4. Step 4: Simplify right side
    40,011.28x = 1,681,788,766.15
  5. Step 5: Solve for x
    x = 1,681,788,766.15/40,011.28
  6. Step 6: Final answer
    x = 42,032.86

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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.