Home / 37,994.90-57,008.76-20,461.24

Finding the Fourth Proportional to 37,994.90, 57,008.76 and 20,461.24

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Solution

The fourth proportional to 37,994.90, 57,008.76 and 20,461.24 is: 30,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,994.90 : 57,008.76 = 20,461.24 : x
  2. Step 2: Convert to fraction form
    37,994.90/57,008.76 = 20,461.24/x
  3. Step 3: Cross multiply
    37,994.90x = 57,008.76 × 20,461.24
  4. Step 4: Simplify right side
    37,994.90x = 1,166,469,920.46
  5. Step 5: Solve for x
    x = 1,166,469,920.46/37,994.90
  6. Step 6: Final answer
    x = 30,700.70

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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.