Home / 39,641.22-59,454.26-19,914.30

Finding the Fourth Proportional to 39,641.22, 59,454.26 and 19,914.30

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Solution

The fourth proportional to 39,641.22, 59,454.26 and 19,914.30 is: 29,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,641.22 : 59,454.26 = 19,914.30 : x
  2. Step 2: Convert to fraction form
    39,641.22/59,454.26 = 19,914.30/x
  3. Step 3: Cross multiply
    39,641.22x = 59,454.26 × 19,914.30
  4. Step 4: Simplify right side
    39,641.22x = 1,183,989,969.92
  5. Step 5: Solve for x
    x = 1,183,989,969.92/39,641.22
  6. Step 6: Final answer
    x = 29,867.65

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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.