Home / 22,010.13-30,369.23-13,060.59

Finding the Fourth Proportional to 22,010.13, 30,369.23 and 13,060.59

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Solution

The fourth proportional to 22,010.13, 30,369.23 and 13,060.59 is: 18,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.13 : 30,369.23 = 13,060.59 : x
  2. Step 2: Convert to fraction form
    22,010.13/30,369.23 = 13,060.59/x
  3. Step 3: Cross multiply
    22,010.13x = 30,369.23 × 13,060.59
  4. Step 4: Simplify right side
    22,010.13x = 396,640,102.26
  5. Step 5: Solve for x
    x = 396,640,102.26/22,010.13
  6. Step 6: Final answer
    x = 18,020.80

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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.