Home / 26,177.98-36,122.32-17,698.56

Finding the Fourth Proportional to 26,177.98, 36,122.32 and 17,698.56

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Solution

The fourth proportional to 26,177.98, 36,122.32 and 17,698.56 is: 24,421.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,177.98 : 36,122.32 = 17,698.56 : x
  2. Step 2: Convert to fraction form
    26,177.98/36,122.32 = 17,698.56/x
  3. Step 3: Cross multiply
    26,177.98x = 36,122.32 × 17,698.56
  4. Step 4: Simplify right side
    26,177.98x = 639,313,047.86
  5. Step 5: Solve for x
    x = 639,313,047.86/26,177.98
  6. Step 6: Final answer
    x = 24,421.79

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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.