Home / 36,011.71-49,696.08-20,095.21

Finding the Fourth Proportional to 36,011.71, 49,696.08 and 20,095.21

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Solution

The fourth proportional to 36,011.71, 49,696.08 and 20,095.21 is: 27,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,011.71 : 49,696.08 = 20,095.21 : x
  2. Step 2: Convert to fraction form
    36,011.71/49,696.08 = 20,095.21/x
  3. Step 3: Cross multiply
    36,011.71x = 49,696.08 × 20,095.21
  4. Step 4: Simplify right side
    36,011.71x = 998,653,163.78
  5. Step 5: Solve for x
    x = 998,653,163.78/36,011.71
  6. Step 6: Final answer
    x = 27,731.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.