Home / 50,084.07-69,119.36-28,864.71

Finding the Fourth Proportional to 50,084.07, 69,119.36 and 28,864.71

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Solution

The fourth proportional to 50,084.07, 69,119.36 and 28,864.71 is: 39,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,084.07 : 69,119.36 = 28,864.71 : x
  2. Step 2: Convert to fraction form
    50,084.07/69,119.36 = 28,864.71/x
  3. Step 3: Cross multiply
    50,084.07x = 69,119.36 × 28,864.71
  4. Step 4: Simplify right side
    50,084.07x = 1,995,110,137.46
  5. Step 5: Solve for x
    x = 1,995,110,137.46/50,084.07
  6. Step 6: Final answer
    x = 39,835.22

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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.