Home / 40,456.05-60,644.88-15,476.86

Finding the Fourth Proportional to 40,456.05, 60,644.88 and 15,476.86

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Solution

The fourth proportional to 40,456.05, 60,644.88 and 15,476.86 is: 23,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,456.05 : 60,644.88 = 15,476.86 : x
  2. Step 2: Convert to fraction form
    40,456.05/60,644.88 = 15,476.86/x
  3. Step 3: Cross multiply
    40,456.05x = 60,644.88 × 15,476.86
  4. Step 4: Simplify right side
    40,456.05x = 938,592,317.48
  5. Step 5: Solve for x
    x = 938,592,317.48/40,456.05
  6. Step 6: Final answer
    x = 23,200.30

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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.