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Finding the Fourth Proportional to 26,112.25, 36,034.95 and 14,934.25

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Solution

The fourth proportional to 26,112.25, 36,034.95 and 14,934.25 is: 20,609.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.25 : 36,034.95 = 14,934.25 : x
  2. Step 2: Convert to fraction form
    26,112.25/36,034.95 = 14,934.25/x
  3. Step 3: Cross multiply
    26,112.25x = 36,034.95 × 14,934.25
  4. Step 4: Simplify right side
    26,112.25x = 538,154,952.04
  5. Step 5: Solve for x
    x = 538,154,952.04/26,112.25
  6. Step 6: Final answer
    x = 20,609.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.