Home / 23,073.05-31,840.94-13,001.65

Finding the Fourth Proportional to 23,073.05, 31,840.94 and 13,001.65

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Solution

The fourth proportional to 23,073.05, 31,840.94 and 13,001.65 is: 17,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,073.05 : 31,840.94 = 13,001.65 : x
  2. Step 2: Convert to fraction form
    23,073.05/31,840.94 = 13,001.65/x
  3. Step 3: Cross multiply
    23,073.05x = 31,840.94 × 13,001.65
  4. Step 4: Simplify right side
    23,073.05x = 413,984,710.45
  5. Step 5: Solve for x
    x = 413,984,710.45/23,073.05
  6. Step 6: Final answer
    x = 17,942.35

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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.