Home / 40,015.52-60,006.64-15,042.68

Finding the Fourth Proportional to 40,015.52, 60,006.64 and 15,042.68

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Solution

The fourth proportional to 40,015.52, 60,006.64 and 15,042.68 is: 22,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,015.52 : 60,006.64 = 15,042.68 : x
  2. Step 2: Convert to fraction form
    40,015.52/60,006.64 = 15,042.68/x
  3. Step 3: Cross multiply
    40,015.52x = 60,006.64 × 15,042.68
  4. Step 4: Simplify right side
    40,015.52x = 902,660,683.40
  5. Step 5: Solve for x
    x = 902,660,683.40/40,015.52
  6. Step 6: Final answer
    x = 22,557.76

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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.