Home / 26,776.46-36,956.09-15,443.93

Finding the Fourth Proportional to 26,776.46, 36,956.09 and 15,443.93

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Solution

The fourth proportional to 26,776.46, 36,956.09 and 15,443.93 is: 21,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,776.46 : 36,956.09 = 15,443.93 : x
  2. Step 2: Convert to fraction form
    26,776.46/36,956.09 = 15,443.93/x
  3. Step 3: Cross multiply
    26,776.46x = 36,956.09 × 15,443.93
  4. Step 4: Simplify right side
    26,776.46x = 570,747,398.03
  5. Step 5: Solve for x
    x = 570,747,398.03/26,776.46
  6. Step 6: Final answer
    x = 21,315.27

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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.