Home / 37,244.48-51,397.92-20,478.08

Finding the Fourth Proportional to 37,244.48, 51,397.92 and 20,478.08

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Solution

The fourth proportional to 37,244.48, 51,397.92 and 20,478.08 is: 28,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,244.48 : 51,397.92 = 20,478.08 : x
  2. Step 2: Convert to fraction form
    37,244.48/51,397.92 = 20,478.08/x
  3. Step 3: Cross multiply
    37,244.48x = 51,397.92 × 20,478.08
  4. Step 4: Simplify right side
    37,244.48x = 1,052,530,717.59
  5. Step 5: Solve for x
    x = 1,052,530,717.59/37,244.48
  6. Step 6: Final answer
    x = 28,260.05

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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.