Home / 22,409.43-33,569.60-20,572.35

Finding the Fourth Proportional to 22,409.43, 33,569.60 and 20,572.35

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Solution

The fourth proportional to 22,409.43, 33,569.60 and 20,572.35 is: 30,817.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,409.43 : 33,569.60 = 20,572.35 : x
  2. Step 2: Convert to fraction form
    22,409.43/33,569.60 = 20,572.35/x
  3. Step 3: Cross multiply
    22,409.43x = 33,569.60 × 20,572.35
  4. Step 4: Simplify right side
    22,409.43x = 690,605,457.70
  5. Step 5: Solve for x
    x = 690,605,457.70/22,409.43
  6. Step 6: Final answer
    x = 30,817.63

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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.