Home / 17,013.22-25,522.47-8,688.74

Finding the Fourth Proportional to 17,013.22, 25,522.47 and 8,688.74

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Solution

The fourth proportional to 17,013.22, 25,522.47 and 8,688.74 is: 13,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,013.22 : 25,522.47 = 8,688.74 : x
  2. Step 2: Convert to fraction form
    17,013.22/25,522.47 = 8,688.74/x
  3. Step 3: Cross multiply
    17,013.22x = 25,522.47 × 8,688.74
  4. Step 4: Simplify right side
    17,013.22x = 221,757,978.38
  5. Step 5: Solve for x
    x = 221,757,978.38/17,013.22
  6. Step 6: Final answer
    x = 13,034.45

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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.