Home / 26,333.52-36,340.83-15,721.17

Finding the Fourth Proportional to 26,333.52, 36,340.83 and 15,721.17

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Solution

The fourth proportional to 26,333.52, 36,340.83 and 15,721.17 is: 21,695.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,333.52 : 36,340.83 = 15,721.17 : x
  2. Step 2: Convert to fraction form
    26,333.52/36,340.83 = 15,721.17/x
  3. Step 3: Cross multiply
    26,333.52x = 36,340.83 × 15,721.17
  4. Step 4: Simplify right side
    26,333.52x = 571,320,366.37
  5. Step 5: Solve for x
    x = 571,320,366.37/26,333.52
  6. Step 6: Final answer
    x = 21,695.56

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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.