Home / 26,130.93-39,167.22-11,317.65

Finding the Fourth Proportional to 26,130.93, 39,167.22 and 11,317.65

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Solution

The fourth proportional to 26,130.93, 39,167.22 and 11,317.65 is: 16,963.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130.93 : 39,167.22 = 11,317.65 : x
  2. Step 2: Convert to fraction form
    26,130.93/39,167.22 = 11,317.65/x
  3. Step 3: Cross multiply
    26,130.93x = 39,167.22 × 11,317.65
  4. Step 4: Simplify right side
    26,130.93x = 443,280,887.43
  5. Step 5: Solve for x
    x = 443,280,887.43/26,130.93
  6. Step 6: Final answer
    x = 16,963.84

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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.