Home / 26,300.56-36,299.46-15,545

Finding the Fourth Proportional to 26,300.56, 36,299.46 and 15,545

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Solution

The fourth proportional to 26,300.56, 36,299.46 and 15,545 is: 21,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,300.56 : 36,299.46 = 15,545 : x
  2. Step 2: Convert to fraction form
    26,300.56/36,299.46 = 15,545/x
  3. Step 3: Cross multiply
    26,300.56x = 36,299.46 × 15,545
  4. Step 4: Simplify right side
    26,300.56x = 564,275,105.70
  5. Step 5: Solve for x
    x = 564,275,105.70/26,300.56
  6. Step 6: Final answer
    x = 21,454.87

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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.