Home / 17,712.90-26,563.08-5,229.59

Finding the Fourth Proportional to 17,712.90, 26,563.08 and 5,229.59

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Solution

The fourth proportional to 17,712.90, 26,563.08 and 5,229.59 is: 7,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.90 : 26,563.08 = 5,229.59 : x
  2. Step 2: Convert to fraction form
    17,712.90/26,563.08 = 5,229.59/x
  3. Step 3: Cross multiply
    17,712.90x = 26,563.08 × 5,229.59
  4. Step 4: Simplify right side
    17,712.90x = 138,913,884.72
  5. Step 5: Solve for x
    x = 138,913,884.72/17,712.90
  6. Step 6: Final answer
    x = 7,842.53

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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.