Home / 26,638.16-36,760.16-14,700.80

Finding the Fourth Proportional to 26,638.16, 36,760.16 and 14,700.80

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Solution

The fourth proportional to 26,638.16, 36,760.16 and 14,700.80 is: 20,286.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.16 : 36,760.16 = 14,700.80 : x
  2. Step 2: Convert to fraction form
    26,638.16/36,760.16 = 14,700.80/x
  3. Step 3: Cross multiply
    26,638.16x = 36,760.16 × 14,700.80
  4. Step 4: Simplify right side
    26,638.16x = 540,403,760.13
  5. Step 5: Solve for x
    x = 540,403,760.13/26,638.16
  6. Step 6: Final answer
    x = 20,286.83

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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.