Home / 26,889.04-37,105.68-15,557.95

Finding the Fourth Proportional to 26,889.04, 37,105.68 and 15,557.95

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Solution

The fourth proportional to 26,889.04, 37,105.68 and 15,557.95 is: 21,469.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,889.04 : 37,105.68 = 15,557.95 : x
  2. Step 2: Convert to fraction form
    26,889.04/37,105.68 = 15,557.95/x
  3. Step 3: Cross multiply
    26,889.04x = 37,105.68 × 15,557.95
  4. Step 4: Simplify right side
    26,889.04x = 577,288,314.16
  5. Step 5: Solve for x
    x = 577,288,314.16/26,889.04
  6. Step 6: Final answer
    x = 21,469.28

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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.