Home / 22,108.60-33,114.30-13,328.20

Finding the Fourth Proportional to 22,108.60, 33,114.30 and 13,328.20

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Solution

The fourth proportional to 22,108.60, 33,114.30 and 13,328.20 is: 19,963.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,108.60 : 33,114.30 = 13,328.20 : x
  2. Step 2: Convert to fraction form
    22,108.60/33,114.30 = 13,328.20/x
  3. Step 3: Cross multiply
    22,108.60x = 33,114.30 × 13,328.20
  4. Step 4: Simplify right side
    22,108.60x = 441,354,013.26
  5. Step 5: Solve for x
    x = 441,354,013.26/22,108.60
  6. Step 6: Final answer
    x = 19,963.00

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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.