Home / 38,811.40-58,217.10-17,751.40

Finding the Fourth Proportional to 38,811.40, 58,217.10 and 17,751.40

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Solution

The fourth proportional to 38,811.40, 58,217.10 and 17,751.40 is: 26,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,811.40 : 58,217.10 = 17,751.40 : x
  2. Step 2: Convert to fraction form
    38,811.40/58,217.10 = 17,751.40/x
  3. Step 3: Cross multiply
    38,811.40x = 58,217.10 × 17,751.40
  4. Step 4: Simplify right side
    38,811.40x = 1,033,435,028.94
  5. Step 5: Solve for x
    x = 1,033,435,028.94/38,811.40
  6. Step 6: Final answer
    x = 26,627.10

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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.