Home / 37,708.22-56,557.10-20,872.46

Finding the Fourth Proportional to 37,708.22, 56,557.10 and 20,872.46

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Solution

The fourth proportional to 37,708.22, 56,557.10 and 20,872.46 is: 31,305.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,708.22 : 56,557.10 = 20,872.46 : x
  2. Step 2: Convert to fraction form
    37,708.22/56,557.10 = 20,872.46/x
  3. Step 3: Cross multiply
    37,708.22x = 56,557.10 × 20,872.46
  4. Step 4: Simplify right side
    37,708.22x = 1,180,485,807.47
  5. Step 5: Solve for x
    x = 1,180,485,807.47/37,708.22
  6. Step 6: Final answer
    x = 31,305.80

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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.