Home / 25,588.56-38,380.14-6,870.54

Finding the Fourth Proportional to 25,588.56, 38,380.14 and 6,870.54

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Solution

The fourth proportional to 25,588.56, 38,380.14 and 6,870.54 is: 10,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.56 : 38,380.14 = 6,870.54 : x
  2. Step 2: Convert to fraction form
    25,588.56/38,380.14 = 6,870.54/x
  3. Step 3: Cross multiply
    25,588.56x = 38,380.14 × 6,870.54
  4. Step 4: Simplify right side
    25,588.56x = 263,692,287.08
  5. Step 5: Solve for x
    x = 263,692,287.08/25,588.56
  6. Step 6: Final answer
    x = 10,305.09

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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.