Home / 33,052.57-45,581.28-21,702.04

Finding the Fourth Proportional to 33,052.57, 45,581.28 and 21,702.04

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Solution

The fourth proportional to 33,052.57, 45,581.28 and 21,702.04 is: 29,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,052.57 : 45,581.28 = 21,702.04 : x
  2. Step 2: Convert to fraction form
    33,052.57/45,581.28 = 21,702.04/x
  3. Step 3: Cross multiply
    33,052.57x = 45,581.28 × 21,702.04
  4. Step 4: Simplify right side
    33,052.57x = 989,206,761.81
  5. Step 5: Solve for x
    x = 989,206,761.81/33,052.57
  6. Step 6: Final answer
    x = 29,928.29

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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.