Home / 37,402.50-51,616.44-20,407.02

Finding the Fourth Proportional to 37,402.50, 51,616.44 and 20,407.02

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Solution

The fourth proportional to 37,402.50, 51,616.44 and 20,407.02 is: 28,162.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,402.50 : 51,616.44 = 20,407.02 : x
  2. Step 2: Convert to fraction form
    37,402.50/51,616.44 = 20,407.02/x
  3. Step 3: Cross multiply
    37,402.50x = 51,616.44 × 20,407.02
  4. Step 4: Simplify right side
    37,402.50x = 1,053,337,723.41
  5. Step 5: Solve for x
    x = 1,053,337,723.41/37,402.50
  6. Step 6: Final answer
    x = 28,162.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.