Home / 22,568.31-33,668.73-21,988.35

Finding the Fourth Proportional to 22,568.31, 33,668.73 and 21,988.35

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Solution

The fourth proportional to 22,568.31, 33,668.73 and 21,988.35 is: 32,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,568.31 : 33,668.73 = 21,988.35 : x
  2. Step 2: Convert to fraction form
    22,568.31/33,668.73 = 21,988.35/x
  3. Step 3: Cross multiply
    22,568.31x = 33,668.73 × 21,988.35
  4. Step 4: Simplify right side
    22,568.31x = 740,319,819.30
  5. Step 5: Solve for x
    x = 740,319,819.30/22,568.31
  6. Step 6: Final answer
    x = 32,803.51

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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.