Home / 26,333.35-36,337.29-15,721.54

Finding the Fourth Proportional to 26,333.35, 36,337.29 and 15,721.54

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Solution

The fourth proportional to 26,333.35, 36,337.29 and 15,721.54 is: 21,694.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,333.35 : 36,337.29 = 15,721.54 : x
  2. Step 2: Convert to fraction form
    26,333.35/36,337.29 = 15,721.54/x
  3. Step 3: Cross multiply
    26,333.35x = 36,337.29 × 15,721.54
  4. Step 4: Simplify right side
    26,333.35x = 571,278,158.23
  5. Step 5: Solve for x
    x = 571,278,158.23/26,333.35
  6. Step 6: Final answer
    x = 21,694.09

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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.