Home / 37,681.74-52,001.15-21,765.83

Finding the Fourth Proportional to 37,681.74, 52,001.15 and 21,765.83

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Solution

The fourth proportional to 37,681.74, 52,001.15 and 21,765.83 is: 30,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,681.74 : 52,001.15 = 21,765.83 : x
  2. Step 2: Convert to fraction form
    37,681.74/52,001.15 = 21,765.83/x
  3. Step 3: Cross multiply
    37,681.74x = 52,001.15 × 21,765.83
  4. Step 4: Simplify right side
    37,681.74x = 1,131,847,821.87
  5. Step 5: Solve for x
    x = 1,131,847,821.87/37,681.74
  6. Step 6: Final answer
    x = 30,037.04

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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.