Home / 38,188.74-57,215.34-15,953.18

Finding the Fourth Proportional to 38,188.74, 57,215.34 and 15,953.18

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Solution

The fourth proportional to 38,188.74, 57,215.34 and 15,953.18 is: 23,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.74 : 57,215.34 = 15,953.18 : x
  2. Step 2: Convert to fraction form
    38,188.74/57,215.34 = 15,953.18/x
  3. Step 3: Cross multiply
    38,188.74x = 57,215.34 × 15,953.18
  4. Step 4: Simplify right side
    38,188.74x = 912,766,617.78
  5. Step 5: Solve for x
    x = 912,766,617.78/38,188.74
  6. Step 6: Final answer
    x = 23,901.46

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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.