Home / 17,621.70-24,319.07-11,642.89

Finding the Fourth Proportional to 17,621.70, 24,319.07 and 11,642.89

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Solution

The fourth proportional to 17,621.70, 24,319.07 and 11,642.89 is: 16,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.70 : 24,319.07 = 11,642.89 : x
  2. Step 2: Convert to fraction form
    17,621.70/24,319.07 = 11,642.89/x
  3. Step 3: Cross multiply
    17,621.70x = 24,319.07 × 11,642.89
  4. Step 4: Simplify right side
    17,621.70x = 283,144,256.91
  5. Step 5: Solve for x
    x = 283,144,256.91/17,621.70
  6. Step 6: Final answer
    x = 16,067.93

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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.