Home / 38,995.76-58,527.12-15,638.24

Finding the Fourth Proportional to 38,995.76, 58,527.12 and 15,638.24

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Solution

The fourth proportional to 38,995.76, 58,527.12 and 15,638.24 is: 23,470.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,995.76 : 58,527.12 = 15,638.24 : x
  2. Step 2: Convert to fraction form
    38,995.76/58,527.12 = 15,638.24/x
  3. Step 3: Cross multiply
    38,995.76x = 58,527.12 × 15,638.24
  4. Step 4: Simplify right side
    38,995.76x = 915,261,149.07
  5. Step 5: Solve for x
    x = 915,261,149.07/38,995.76
  6. Step 6: Final answer
    x = 23,470.79

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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.