Home / 17,715.10-26,575.85-8,927.90

Finding the Fourth Proportional to 17,715.10, 26,575.85 and 8,927.90

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Solution

The fourth proportional to 17,715.10, 26,575.85 and 8,927.90 is: 13,393.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.10 : 26,575.85 = 8,927.90 : x
  2. Step 2: Convert to fraction form
    17,715.10/26,575.85 = 8,927.90/x
  3. Step 3: Cross multiply
    17,715.10x = 26,575.85 × 8,927.90
  4. Step 4: Simplify right side
    17,715.10x = 237,266,531.22
  5. Step 5: Solve for x
    x = 237,266,531.22/17,715.10
  6. Step 6: Final answer
    x = 13,393.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.