Home / 26,612.15-39,926.65-7,892.26

Finding the Fourth Proportional to 26,612.15, 39,926.65 and 7,892.26

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Solution

The fourth proportional to 26,612.15, 39,926.65 and 7,892.26 is: 11,840.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612.15 : 39,926.65 = 7,892.26 : x
  2. Step 2: Convert to fraction form
    26,612.15/39,926.65 = 7,892.26/x
  3. Step 3: Cross multiply
    26,612.15x = 39,926.65 × 7,892.26
  4. Step 4: Simplify right side
    26,612.15x = 315,111,488.08
  5. Step 5: Solve for x
    x = 315,111,488.08/26,612.15
  6. Step 6: Final answer
    x = 11,840.89

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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.