Home / 23,285.12-34,758.62-21,550.46

Finding the Fourth Proportional to 23,285.12, 34,758.62 and 21,550.46

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Solution

The fourth proportional to 23,285.12, 34,758.62 and 21,550.46 is: 32,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,285.12 : 34,758.62 = 21,550.46 : x
  2. Step 2: Convert to fraction form
    23,285.12/34,758.62 = 21,550.46/x
  3. Step 3: Cross multiply
    23,285.12x = 34,758.62 × 21,550.46
  4. Step 4: Simplify right side
    23,285.12x = 749,064,049.23
  5. Step 5: Solve for x
    x = 749,064,049.23/23,285.12
  6. Step 6: Final answer
    x = 32,169.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.