Home / 36,069.91-49,776.32-19,938.35

Finding the Fourth Proportional to 36,069.91, 49,776.32 and 19,938.35

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Solution

The fourth proportional to 36,069.91, 49,776.32 and 19,938.35 is: 27,514.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,069.91 : 49,776.32 = 19,938.35 : x
  2. Step 2: Convert to fraction form
    36,069.91/49,776.32 = 19,938.35/x
  3. Step 3: Cross multiply
    36,069.91x = 49,776.32 × 19,938.35
  4. Step 4: Simplify right side
    36,069.91x = 992,457,864.16
  5. Step 5: Solve for x
    x = 992,457,864.16/36,069.91
  6. Step 6: Final answer
    x = 27,514.84

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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.