Home / 37,478.82-56,251.02-20,857.62

Finding the Fourth Proportional to 37,478.82, 56,251.02 and 20,857.62

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Solution

The fourth proportional to 37,478.82, 56,251.02 and 20,857.62 is: 31,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,478.82 : 56,251.02 = 20,857.62 : x
  2. Step 2: Convert to fraction form
    37,478.82/56,251.02 = 20,857.62/x
  3. Step 3: Cross multiply
    37,478.82x = 56,251.02 × 20,857.62
  4. Step 4: Simplify right side
    37,478.82x = 1,173,262,399.77
  5. Step 5: Solve for x
    x = 1,173,262,399.77/37,478.82
  6. Step 6: Final answer
    x = 31,304.68

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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.