Home / 33,088.53-49,638.95-10,902.78

Finding the Fourth Proportional to 33,088.53, 49,638.95 and 10,902.78

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Solution

The fourth proportional to 33,088.53, 49,638.95 and 10,902.78 is: 16,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,088.53 : 49,638.95 = 10,902.78 : x
  2. Step 2: Convert to fraction form
    33,088.53/49,638.95 = 10,902.78/x
  3. Step 3: Cross multiply
    33,088.53x = 49,638.95 × 10,902.78
  4. Step 4: Simplify right side
    33,088.53x = 541,202,496.77
  5. Step 5: Solve for x
    x = 541,202,496.77/33,088.53
  6. Step 6: Final answer
    x = 16,356.20

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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.