Home / 38,519.07-57,764.03-15,132.75

Finding the Fourth Proportional to 38,519.07, 57,764.03 and 15,132.75

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Solution

The fourth proportional to 38,519.07, 57,764.03 and 15,132.75 is: 22,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,519.07 : 57,764.03 = 15,132.75 : x
  2. Step 2: Convert to fraction form
    38,519.07/57,764.03 = 15,132.75/x
  3. Step 3: Cross multiply
    38,519.07x = 57,764.03 × 15,132.75
  4. Step 4: Simplify right side
    38,519.07x = 874,128,549.32
  5. Step 5: Solve for x
    x = 874,128,549.32/38,519.07
  6. Step 6: Final answer
    x = 22,693.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.