Home / 22,475.28-31,017.57-13,045.26

Finding the Fourth Proportional to 22,475.28, 31,017.57 and 13,045.26

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Solution

The fourth proportional to 22,475.28, 31,017.57 and 13,045.26 is: 18,003.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,475.28 : 31,017.57 = 13,045.26 : x
  2. Step 2: Convert to fraction form
    22,475.28/31,017.57 = 13,045.26/x
  3. Step 3: Cross multiply
    22,475.28x = 31,017.57 × 13,045.26
  4. Step 4: Simplify right side
    22,475.28x = 404,632,265.22
  5. Step 5: Solve for x
    x = 404,632,265.22/22,475.28
  6. Step 6: Final answer
    x = 18,003.44

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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.