Home / 34,087.77-51,155.03-11,901.15

Finding the Fourth Proportional to 34,087.77, 51,155.03 and 11,901.15

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Solution

The fourth proportional to 34,087.77, 51,155.03 and 11,901.15 is: 17,859.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087.77 : 51,155.03 = 11,901.15 : x
  2. Step 2: Convert to fraction form
    34,087.77/51,155.03 = 11,901.15/x
  3. Step 3: Cross multiply
    34,087.77x = 51,155.03 × 11,901.15
  4. Step 4: Simplify right side
    34,087.77x = 608,803,625.78
  5. Step 5: Solve for x
    x = 608,803,625.78/34,087.77
  6. Step 6: Final answer
    x = 17,859.88

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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.