Home / 22,132.90-33,264.15-19,281.70

Finding the Fourth Proportional to 22,132.90, 33,264.15 and 19,281.70

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Solution

The fourth proportional to 22,132.90, 33,264.15 and 19,281.70 is: 28,979.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.90 : 33,264.15 = 19,281.70 : x
  2. Step 2: Convert to fraction form
    22,132.90/33,264.15 = 19,281.70/x
  3. Step 3: Cross multiply
    22,132.90x = 33,264.15 × 19,281.70
  4. Step 4: Simplify right side
    22,132.90x = 641,389,361.06
  5. Step 5: Solve for x
    x = 641,389,361.06/22,132.90
  6. Step 6: Final answer
    x = 28,979.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.