Home / 34,221.52-51,334.12-10,849.78

Finding the Fourth Proportional to 34,221.52, 51,334.12 and 10,849.78

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Solution

The fourth proportional to 34,221.52, 51,334.12 and 10,849.78 is: 16,275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,221.52 : 51,334.12 = 10,849.78 : x
  2. Step 2: Convert to fraction form
    34,221.52/51,334.12 = 10,849.78/x
  3. Step 3: Cross multiply
    34,221.52x = 51,334.12 × 10,849.78
  4. Step 4: Simplify right side
    34,221.52x = 556,963,908.49
  5. Step 5: Solve for x
    x = 556,963,908.49/34,221.52
  6. Step 6: Final answer
    x = 16,275.25

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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.