Home / 26,143.56-36,078.82-14,207.70

Finding the Fourth Proportional to 26,143.56, 36,078.82 and 14,207.70

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Solution

The fourth proportional to 26,143.56, 36,078.82 and 14,207.70 is: 19,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.56 : 36,078.82 = 14,207.70 : x
  2. Step 2: Convert to fraction form
    26,143.56/36,078.82 = 14,207.70/x
  3. Step 3: Cross multiply
    26,143.56x = 36,078.82 × 14,207.70
  4. Step 4: Simplify right side
    26,143.56x = 512,597,150.69
  5. Step 5: Solve for x
    x = 512,597,150.69/26,143.56
  6. Step 6: Final answer
    x = 19,607.01

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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.