Home / 17,091.70-25,615.95-15,234.10

Finding the Fourth Proportional to 17,091.70, 25,615.95 and 15,234.10

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Solution

The fourth proportional to 17,091.70, 25,615.95 and 15,234.10 is: 22,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091.70 : 25,615.95 = 15,234.10 : x
  2. Step 2: Convert to fraction form
    17,091.70/25,615.95 = 15,234.10/x
  3. Step 3: Cross multiply
    17,091.70x = 25,615.95 × 15,234.10
  4. Step 4: Simplify right side
    17,091.70x = 390,235,943.90
  5. Step 5: Solve for x
    x = 390,235,943.90/17,091.70
  6. Step 6: Final answer
    x = 22,831.90

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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.