Home / 34,752.52-52,138.50-13,679.56

Finding the Fourth Proportional to 34,752.52, 52,138.50 and 13,679.56

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Solution

The fourth proportional to 34,752.52, 52,138.50 and 13,679.56 is: 20,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,752.52 : 52,138.50 = 13,679.56 : x
  2. Step 2: Convert to fraction form
    34,752.52/52,138.50 = 13,679.56/x
  3. Step 3: Cross multiply
    34,752.52x = 52,138.50 × 13,679.56
  4. Step 4: Simplify right side
    34,752.52x = 713,231,739.06
  5. Step 5: Solve for x
    x = 713,231,739.06/34,752.52
  6. Step 6: Final answer
    x = 20,523.17

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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.