Home / 33,045.28-49,585.56-15,515.28

Finding the Fourth Proportional to 33,045.28, 49,585.56 and 15,515.28

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Solution

The fourth proportional to 33,045.28, 49,585.56 and 15,515.28 is: 23,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,045.28 : 49,585.56 = 15,515.28 : x
  2. Step 2: Convert to fraction form
    33,045.28/49,585.56 = 15,515.28/x
  3. Step 3: Cross multiply
    33,045.28x = 49,585.56 × 15,515.28
  4. Step 4: Simplify right side
    33,045.28x = 769,333,847.36
  5. Step 5: Solve for x
    x = 769,333,847.36/33,045.28
  6. Step 6: Final answer
    x = 23,281.20

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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.