Home / 23,210.75-32,044.79-21,882.35

Finding the Fourth Proportional to 23,210.75, 32,044.79 and 21,882.35

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Solution

The fourth proportional to 23,210.75, 32,044.79 and 21,882.35 is: 30,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,210.75 : 32,044.79 = 21,882.35 : x
  2. Step 2: Convert to fraction form
    23,210.75/32,044.79 = 21,882.35/x
  3. Step 3: Cross multiply
    23,210.75x = 32,044.79 × 21,882.35
  4. Step 4: Simplify right side
    23,210.75x = 701,215,204.94
  5. Step 5: Solve for x
    x = 701,215,204.94/23,210.75
  6. Step 6: Final answer
    x = 30,210.80

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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.