Home / 23,103.36-31,883.10-13,550.58

Finding the Fourth Proportional to 23,103.36, 31,883.10 and 13,550.58

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Solution

The fourth proportional to 23,103.36, 31,883.10 and 13,550.58 is: 18,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,103.36 : 31,883.10 = 13,550.58 : x
  2. Step 2: Convert to fraction form
    23,103.36/31,883.10 = 13,550.58/x
  3. Step 3: Cross multiply
    23,103.36x = 31,883.10 × 13,550.58
  4. Step 4: Simplify right side
    23,103.36x = 432,034,497.20
  5. Step 5: Solve for x
    x = 432,034,497.20/23,103.36
  6. Step 6: Final answer
    x = 18,700.07

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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.