Home / 39,152.08-58,734.24-12,850.84

Finding the Fourth Proportional to 39,152.08, 58,734.24 and 12,850.84

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Solution

The fourth proportional to 39,152.08, 58,734.24 and 12,850.84 is: 19,278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,152.08 : 58,734.24 = 12,850.84 : x
  2. Step 2: Convert to fraction form
    39,152.08/58,734.24 = 12,850.84/x
  3. Step 3: Cross multiply
    39,152.08x = 58,734.24 × 12,850.84
  4. Step 4: Simplify right side
    39,152.08x = 754,784,320.76
  5. Step 5: Solve for x
    x = 754,784,320.76/39,152.08
  6. Step 6: Final answer
    x = 19,278.27

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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.