Home / 23,074.43-31,842.05-13,002.68

Finding the Fourth Proportional to 23,074.43, 31,842.05 and 13,002.68

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Solution

The fourth proportional to 23,074.43, 31,842.05 and 13,002.68 is: 17,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,074.43 : 31,842.05 = 13,002.68 : x
  2. Step 2: Convert to fraction form
    23,074.43/31,842.05 = 13,002.68/x
  3. Step 3: Cross multiply
    23,074.43x = 31,842.05 × 13,002.68
  4. Step 4: Simplify right side
    23,074.43x = 414,032,001.29
  5. Step 5: Solve for x
    x = 414,032,001.29/23,074.43
  6. Step 6: Final answer
    x = 17,943.33

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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.