Home / 39,763.68-59,642.41-17,577.78

Finding the Fourth Proportional to 39,763.68, 59,642.41 and 17,577.78

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Solution

The fourth proportional to 39,763.68, 59,642.41 and 17,577.78 is: 26,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,763.68 : 59,642.41 = 17,577.78 : x
  2. Step 2: Convert to fraction form
    39,763.68/59,642.41 = 17,577.78/x
  3. Step 3: Cross multiply
    39,763.68x = 59,642.41 × 17,577.78
  4. Step 4: Simplify right side
    39,763.68x = 1,048,381,161.65
  5. Step 5: Solve for x
    x = 1,048,381,161.65/39,763.68
  6. Step 6: Final answer
    x = 26,365.30

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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.