Home / 26,573.27-36,688.75-20,512.58

Finding the Fourth Proportional to 26,573.27, 36,688.75 and 20,512.58

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Solution

The fourth proportional to 26,573.27, 36,688.75 and 20,512.58 is: 28,320.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,573.27 : 36,688.75 = 20,512.58 : x
  2. Step 2: Convert to fraction form
    26,573.27/36,688.75 = 20,512.58/x
  3. Step 3: Cross multiply
    26,573.27x = 36,688.75 × 20,512.58
  4. Step 4: Simplify right side
    26,573.27x = 752,580,684.75
  5. Step 5: Solve for x
    x = 752,580,684.75/26,573.27
  6. Step 6: Final answer
    x = 28,320.97

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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.