Home / 36,069.85-49,776.55-19,717.39

Finding the Fourth Proportional to 36,069.85, 49,776.55 and 19,717.39

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Solution

The fourth proportional to 36,069.85, 49,776.55 and 19,717.39 is: 27,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,069.85 : 49,776.55 = 19,717.39 : x
  2. Step 2: Convert to fraction form
    36,069.85/49,776.55 = 19,717.39/x
  3. Step 3: Cross multiply
    36,069.85x = 49,776.55 × 19,717.39
  4. Step 4: Simplify right side
    36,069.85x = 981,463,649.20
  5. Step 5: Solve for x
    x = 981,463,649.20/36,069.85
  6. Step 6: Final answer
    x = 27,210.08

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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.