Home / 26,786.16-40,124.72-17,397.72

Finding the Fourth Proportional to 26,786.16, 40,124.72 and 17,397.72

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Solution

The fourth proportional to 26,786.16, 40,124.72 and 17,397.72 is: 26,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,786.16 : 40,124.72 = 17,397.72 : x
  2. Step 2: Convert to fraction form
    26,786.16/40,124.72 = 17,397.72/x
  3. Step 3: Cross multiply
    26,786.16x = 40,124.72 × 17,397.72
  4. Step 4: Simplify right side
    26,786.16x = 698,078,687.13
  5. Step 5: Solve for x
    x = 698,078,687.13/26,786.16
  6. Step 6: Final answer
    x = 26,061.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.