Home / 33,328.80-49,955.04-15,773.76

Finding the Fourth Proportional to 33,328.80, 49,955.04 and 15,773.76

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Solution

The fourth proportional to 33,328.80, 49,955.04 and 15,773.76 is: 23,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.80 : 49,955.04 = 15,773.76 : x
  2. Step 2: Convert to fraction form
    33,328.80/49,955.04 = 15,773.76/x
  3. Step 3: Cross multiply
    33,328.80x = 49,955.04 × 15,773.76
  4. Step 4: Simplify right side
    33,328.80x = 787,978,811.75
  5. Step 5: Solve for x
    x = 787,978,811.75/33,328.80
  6. Step 6: Final answer
    x = 23,642.58

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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.