Home / 26,722.72-36,854.80-20,024.16

Finding the Fourth Proportional to 26,722.72, 36,854.80 and 20,024.16

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Solution

The fourth proportional to 26,722.72, 36,854.80 and 20,024.16 is: 27,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.72 : 36,854.80 = 20,024.16 : x
  2. Step 2: Convert to fraction form
    26,722.72/36,854.80 = 20,024.16/x
  3. Step 3: Cross multiply
    26,722.72x = 36,854.80 × 20,024.16
  4. Step 4: Simplify right side
    26,722.72x = 737,986,411.97
  5. Step 5: Solve for x
    x = 737,986,411.97/26,722.72
  6. Step 6: Final answer
    x = 27,616.44

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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.