Home / 34,479.90-51,719.84-11,106.34

Finding the Fourth Proportional to 34,479.90, 51,719.84 and 11,106.34

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Solution

The fourth proportional to 34,479.90, 51,719.84 and 11,106.34 is: 16,659.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,479.90 : 51,719.84 = 11,106.34 : x
  2. Step 2: Convert to fraction form
    34,479.90/51,719.84 = 11,106.34/x
  3. Step 3: Cross multiply
    34,479.90x = 51,719.84 × 11,106.34
  4. Step 4: Simplify right side
    34,479.90x = 574,417,942.95
  5. Step 5: Solve for x
    x = 574,417,942.95/34,479.90
  6. Step 6: Final answer
    x = 16,659.50

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Similar ratio
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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.