Home / 33,153.20-49,729.80-29,812.40

Finding the Fourth Proportional to 33,153.20, 49,729.80 and 29,812.40

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Solution

The fourth proportional to 33,153.20, 49,729.80 and 29,812.40 is: 44,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,153.20 : 49,729.80 = 29,812.40 : x
  2. Step 2: Convert to fraction form
    33,153.20/49,729.80 = 29,812.40/x
  3. Step 3: Cross multiply
    33,153.20x = 49,729.80 × 29,812.40
  4. Step 4: Simplify right side
    33,153.20x = 1,482,564,689.52
  5. Step 5: Solve for x
    x = 1,482,564,689.52/33,153.20
  6. Step 6: Final answer
    x = 44,718.60

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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.