Home / 38,818.56-53,568-22,052.48

Finding the Fourth Proportional to 38,818.56, 53,568 and 22,052.48

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Solution

The fourth proportional to 38,818.56, 53,568 and 22,052.48 is: 30,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,818.56 : 53,568 = 22,052.48 : x
  2. Step 2: Convert to fraction form
    38,818.56/53,568 = 22,052.48/x
  3. Step 3: Cross multiply
    38,818.56x = 53,568 × 22,052.48
  4. Step 4: Simplify right side
    38,818.56x = 1,181,307,248.64
  5. Step 5: Solve for x
    x = 1,181,307,248.64/38,818.56
  6. Step 6: Final answer
    x = 30,431.51

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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.