Home / 34,515.14-51,772.70-11,145.02

Finding the Fourth Proportional to 34,515.14, 51,772.70 and 11,145.02

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Solution

The fourth proportional to 34,515.14, 51,772.70 and 11,145.02 is: 16,717.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,515.14 : 51,772.70 = 11,145.02 : x
  2. Step 2: Convert to fraction form
    34,515.14/51,772.70 = 11,145.02/x
  3. Step 3: Cross multiply
    34,515.14x = 51,772.70 × 11,145.02
  4. Step 4: Simplify right side
    34,515.14x = 577,007,462.37
  5. Step 5: Solve for x
    x = 577,007,462.37/34,515.14
  6. Step 6: Final answer
    x = 16,717.52

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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.