Home / 15,757.12-23,641.68-5,900.80

Finding the Fourth Proportional to 15,757.12, 23,641.68 and 5,900.80

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Solution

The fourth proportional to 15,757.12, 23,641.68 and 5,900.80 is: 8,853.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,757.12 : 23,641.68 = 5,900.80 : x
  2. Step 2: Convert to fraction form
    15,757.12/23,641.68 = 5,900.80/x
  3. Step 3: Cross multiply
    15,757.12x = 23,641.68 × 5,900.80
  4. Step 4: Simplify right side
    15,757.12x = 139,504,825.34
  5. Step 5: Solve for x
    x = 139,504,825.34/15,757.12
  6. Step 6: Final answer
    x = 8,853.45

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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.