Home / 26,294.34-39,443.40-8,281.02

Finding the Fourth Proportional to 26,294.34, 39,443.40 and 8,281.02

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Solution

The fourth proportional to 26,294.34, 39,443.40 and 8,281.02 is: 12,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,294.34 : 39,443.40 = 8,281.02 : x
  2. Step 2: Convert to fraction form
    26,294.34/39,443.40 = 8,281.02/x
  3. Step 3: Cross multiply
    26,294.34x = 39,443.40 × 8,281.02
  4. Step 4: Simplify right side
    26,294.34x = 326,631,584.27
  5. Step 5: Solve for x
    x = 326,631,584.27/26,294.34
  6. Step 6: Final answer
    x = 12,422.13

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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.