Home / 38,512.48-57,764.34-10,430.92

Finding the Fourth Proportional to 38,512.48, 57,764.34 and 10,430.92

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Solution

The fourth proportional to 38,512.48, 57,764.34 and 10,430.92 is: 15,645.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,512.48 : 57,764.34 = 10,430.92 : x
  2. Step 2: Convert to fraction form
    38,512.48/57,764.34 = 10,430.92/x
  3. Step 3: Cross multiply
    38,512.48x = 57,764.34 × 10,430.92
  4. Step 4: Simplify right side
    38,512.48x = 602,535,209.39
  5. Step 5: Solve for x
    x = 602,535,209.39/38,512.48
  6. Step 6: Final answer
    x = 15,645.19

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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.