Home / 24,211.57-33,334.73-20,660.53

Finding the Fourth Proportional to 24,211.57, 33,334.73 and 20,660.53

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Solution

The fourth proportional to 24,211.57, 33,334.73 and 20,660.53 is: 28,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,211.57 : 33,334.73 = 20,660.53 : x
  2. Step 2: Convert to fraction form
    24,211.57/33,334.73 = 20,660.53/x
  3. Step 3: Cross multiply
    24,211.57x = 33,334.73 × 20,660.53
  4. Step 4: Simplify right side
    24,211.57x = 688,713,085.90
  5. Step 5: Solve for x
    x = 688,713,085.90/24,211.57
  6. Step 6: Final answer
    x = 28,445.62

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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.