Home / 26,255.91-36,220.65-17,761.01

Finding the Fourth Proportional to 26,255.91, 36,220.65 and 17,761.01

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Solution

The fourth proportional to 26,255.91, 36,220.65 and 17,761.01 is: 24,501.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.91 : 36,220.65 = 17,761.01 : x
  2. Step 2: Convert to fraction form
    26,255.91/36,220.65 = 17,761.01/x
  3. Step 3: Cross multiply
    26,255.91x = 36,220.65 × 17,761.01
  4. Step 4: Simplify right side
    26,255.91x = 643,315,145.75
  5. Step 5: Solve for x
    x = 643,315,145.75/26,255.91
  6. Step 6: Final answer
    x = 24,501.73

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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.