Home / 26,396.61-39,590.79-8,627.13

Finding the Fourth Proportional to 26,396.61, 39,590.79 and 8,627.13

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Solution

The fourth proportional to 26,396.61, 39,590.79 and 8,627.13 is: 12,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,396.61 : 39,590.79 = 8,627.13 : x
  2. Step 2: Convert to fraction form
    26,396.61/39,590.79 = 8,627.13/x
  3. Step 3: Cross multiply
    26,396.61x = 39,590.79 × 8,627.13
  4. Step 4: Simplify right side
    26,396.61x = 341,554,892.13
  5. Step 5: Solve for x
    x = 341,554,892.13/26,396.61
  6. Step 6: Final answer
    x = 12,939.35

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1.5x scale

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.