Home / 47,206.92-65,147.10-25,987.80

Finding the Fourth Proportional to 47,206.92, 65,147.10 and 25,987.80

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Solution

The fourth proportional to 47,206.92, 65,147.10 and 25,987.80 is: 35,864.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,206.92 : 65,147.10 = 25,987.80 : x
  2. Step 2: Convert to fraction form
    47,206.92/65,147.10 = 25,987.80/x
  3. Step 3: Cross multiply
    47,206.92x = 65,147.10 × 25,987.80
  4. Step 4: Simplify right side
    47,206.92x = 1,693,029,805.38
  5. Step 5: Solve for x
    x = 1,693,029,805.38/47,206.92
  6. Step 6: Final answer
    x = 35,864.02

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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.