Home / 47,452.68-65,494.71-39,487.14

Finding the Fourth Proportional to 47,452.68, 65,494.71 and 39,487.14

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Solution

The fourth proportional to 47,452.68, 65,494.71 and 39,487.14 is: 54,500.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,452.68 : 65,494.71 = 39,487.14 : x
  2. Step 2: Convert to fraction form
    47,452.68/65,494.71 = 39,487.14/x
  3. Step 3: Cross multiply
    47,452.68x = 65,494.71 × 39,487.14
  4. Step 4: Simplify right side
    47,452.68x = 2,586,198,783.03
  5. Step 5: Solve for x
    x = 2,586,198,783.03/47,452.68
  6. Step 6: Final answer
    x = 54,500.58

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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.