Home / 34,223.28-51,312.84-13,448.88

Finding the Fourth Proportional to 34,223.28, 51,312.84 and 13,448.88

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Solution

The fourth proportional to 34,223.28, 51,312.84 and 13,448.88 is: 20,164.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,223.28 : 51,312.84 = 13,448.88 : x
  2. Step 2: Convert to fraction form
    34,223.28/51,312.84 = 13,448.88/x
  3. Step 3: Cross multiply
    34,223.28x = 51,312.84 × 13,448.88
  4. Step 4: Simplify right side
    34,223.28x = 690,100,227.62
  5. Step 5: Solve for x
    x = 690,100,227.62/34,223.28
  6. Step 6: Final answer
    x = 20,164.64

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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.