Home / 38,579.56-53,257.02-22,665.04

Finding the Fourth Proportional to 38,579.56, 53,257.02 and 22,665.04

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Solution

The fourth proportional to 38,579.56, 53,257.02 and 22,665.04 is: 31,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,579.56 : 53,257.02 = 22,665.04 : x
  2. Step 2: Convert to fraction form
    38,579.56/53,257.02 = 22,665.04/x
  3. Step 3: Cross multiply
    38,579.56x = 53,257.02 × 22,665.04
  4. Step 4: Simplify right side
    38,579.56x = 1,207,072,488.58
  5. Step 5: Solve for x
    x = 1,207,072,488.58/38,579.56
  6. Step 6: Final answer
    x = 31,287.88

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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.