Home / 37,459.15-51,691.34-20,459.95

Finding the Fourth Proportional to 37,459.15, 51,691.34 and 20,459.95

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Solution

The fourth proportional to 37,459.15, 51,691.34 and 20,459.95 is: 28,233.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,459.15 : 51,691.34 = 20,459.95 : x
  2. Step 2: Convert to fraction form
    37,459.15/51,691.34 = 20,459.95/x
  3. Step 3: Cross multiply
    37,459.15x = 51,691.34 × 20,459.95
  4. Step 4: Simplify right side
    37,459.15x = 1,057,601,871.08
  5. Step 5: Solve for x
    x = 1,057,601,871.08/37,459.15
  6. Step 6: Final answer
    x = 28,233.48

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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.