Home / 26,135.60-36,072.38-15,523.18

Finding the Fourth Proportional to 26,135.60, 36,072.38 and 15,523.18

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Solution

The fourth proportional to 26,135.60, 36,072.38 and 15,523.18 is: 21,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,135.60 : 36,072.38 = 15,523.18 : x
  2. Step 2: Convert to fraction form
    26,135.60/36,072.38 = 15,523.18/x
  3. Step 3: Cross multiply
    26,135.60x = 36,072.38 × 15,523.18
  4. Step 4: Simplify right side
    26,135.60x = 559,958,047.77
  5. Step 5: Solve for x
    x = 559,958,047.77/26,135.60
  6. Step 6: Final answer
    x = 21,425.11

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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.