Home / 13,006.98-17,941.33-8,531.02

Finding the Fourth Proportional to 13,006.98, 17,941.33 and 8,531.02

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Solution

The fourth proportional to 13,006.98, 17,941.33 and 8,531.02 is: 11,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006.98 : 17,941.33 = 8,531.02 : x
  2. Step 2: Convert to fraction form
    13,006.98/17,941.33 = 8,531.02/x
  3. Step 3: Cross multiply
    13,006.98x = 17,941.33 × 8,531.02
  4. Step 4: Simplify right side
    13,006.98x = 153,057,878.15
  5. Step 5: Solve for x
    x = 153,057,878.15/13,006.98
  6. Step 6: Final answer
    x = 11,767.36

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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.