Home / 22,615.02-31,245.56-18,826.02

Finding the Fourth Proportional to 22,615.02, 31,245.56 and 18,826.02

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Solution

The fourth proportional to 22,615.02, 31,245.56 and 18,826.02 is: 26,010.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615.02 : 31,245.56 = 18,826.02 : x
  2. Step 2: Convert to fraction form
    22,615.02/31,245.56 = 18,826.02/x
  3. Step 3: Cross multiply
    22,615.02x = 31,245.56 × 18,826.02
  4. Step 4: Simplify right side
    22,615.02x = 588,229,537.47
  5. Step 5: Solve for x
    x = 588,229,537.47/22,615.02
  6. Step 6: Final answer
    x = 26,010.57

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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.