Home / 34,089.50-51,133.43-9,129.52

Finding the Fourth Proportional to 34,089.50, 51,133.43 and 9,129.52

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Solution

The fourth proportional to 34,089.50, 51,133.43 and 9,129.52 is: 13,694.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,089.50 : 51,133.43 = 9,129.52 : x
  2. Step 2: Convert to fraction form
    34,089.50/51,133.43 = 9,129.52/x
  3. Step 3: Cross multiply
    34,089.50x = 51,133.43 × 9,129.52
  4. Step 4: Simplify right side
    34,089.50x = 466,823,671.85
  5. Step 5: Solve for x
    x = 466,823,671.85/34,089.50
  6. Step 6: Final answer
    x = 13,694.06

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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.