Home / 37,861.20-52,248.60-21,955.02

Finding the Fourth Proportional to 37,861.20, 52,248.60 and 21,955.02

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Solution

The fourth proportional to 37,861.20, 52,248.60 and 21,955.02 is: 30,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,861.20 : 52,248.60 = 21,955.02 : x
  2. Step 2: Convert to fraction form
    37,861.20/52,248.60 = 21,955.02/x
  3. Step 3: Cross multiply
    37,861.20x = 52,248.60 × 21,955.02
  4. Step 4: Simplify right side
    37,861.20x = 1,147,119,057.97
  5. Step 5: Solve for x
    x = 1,147,119,057.97/37,861.20
  6. Step 6: Final answer
    x = 30,298.01

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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.