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Finding the Fourth Proportional to 22,505.80, 33,737.10 and 17,505.40

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Solution

The fourth proportional to 22,505.80, 33,737.10 and 17,505.40 is: 26,241.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,505.80 : 33,737.10 = 17,505.40 : x
  2. Step 2: Convert to fraction form
    22,505.80/33,737.10 = 17,505.40/x
  3. Step 3: Cross multiply
    22,505.80x = 33,737.10 × 17,505.40
  4. Step 4: Simplify right side
    22,505.80x = 590,581,430.34
  5. Step 5: Solve for x
    x = 590,581,430.34/22,505.80
  6. Step 6: Final answer
    x = 26,241.30

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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.