Home / 12,610.44-17,402.22-9,077.22

Finding the Fourth Proportional to 12,610.44, 17,402.22 and 9,077.22

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Solution

The fourth proportional to 12,610.44, 17,402.22 and 9,077.22 is: 12,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.44 : 17,402.22 = 9,077.22 : x
  2. Step 2: Convert to fraction form
    12,610.44/17,402.22 = 9,077.22/x
  3. Step 3: Cross multiply
    12,610.44x = 17,402.22 × 9,077.22
  4. Step 4: Simplify right side
    12,610.44x = 157,963,779.43
  5. Step 5: Solve for x
    x = 157,963,779.43/12,610.44
  6. Step 6: Final answer
    x = 12,526.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.