Home / 17,001.22-25,517.34-8,686.99

Finding the Fourth Proportional to 17,001.22, 25,517.34 and 8,686.99

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Solution

The fourth proportional to 17,001.22, 25,517.34 and 8,686.99 is: 13,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,001.22 : 25,517.34 = 8,686.99 : x
  2. Step 2: Convert to fraction form
    17,001.22/25,517.34 = 8,686.99/x
  3. Step 3: Cross multiply
    17,001.22x = 25,517.34 × 8,686.99
  4. Step 4: Simplify right side
    17,001.22x = 221,668,877.41
  5. Step 5: Solve for x
    x = 221,668,877.41/17,001.22
  6. Step 6: Final answer
    x = 13,038.41

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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.