Home / 17,876.26-24,667.41-9,918.28

Finding the Fourth Proportional to 17,876.26, 24,667.41 and 9,918.28

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Solution

The fourth proportional to 17,876.26, 24,667.41 and 9,918.28 is: 13,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.26 : 24,667.41 = 9,918.28 : x
  2. Step 2: Convert to fraction form
    17,876.26/24,667.41 = 9,918.28/x
  3. Step 3: Cross multiply
    17,876.26x = 24,667.41 × 9,918.28
  4. Step 4: Simplify right side
    17,876.26x = 244,658,279.25
  5. Step 5: Solve for x
    x = 244,658,279.25/17,876.26
  6. Step 6: Final answer
    x = 13,686.21

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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.