Home / 26,302.33-36,273.18-20,560.55

Finding the Fourth Proportional to 26,302.33, 36,273.18 and 20,560.55

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Solution

The fourth proportional to 26,302.33, 36,273.18 and 20,560.55 is: 28,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,302.33 : 36,273.18 = 20,560.55 : x
  2. Step 2: Convert to fraction form
    26,302.33/36,273.18 = 20,560.55/x
  3. Step 3: Cross multiply
    26,302.33x = 36,273.18 × 20,560.55
  4. Step 4: Simplify right side
    26,302.33x = 745,796,417.70
  5. Step 5: Solve for x
    x = 745,796,417.70/26,302.33
  6. Step 6: Final answer
    x = 28,354.76

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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.