Home / 25,399.04-38,090.12-8,758.66

Finding the Fourth Proportional to 25,399.04, 38,090.12 and 8,758.66

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Solution

The fourth proportional to 25,399.04, 38,090.12 and 8,758.66 is: 13,135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.04 : 38,090.12 = 8,758.66 : x
  2. Step 2: Convert to fraction form
    25,399.04/38,090.12 = 8,758.66/x
  3. Step 3: Cross multiply
    25,399.04x = 38,090.12 × 8,758.66
  4. Step 4: Simplify right side
    25,399.04x = 333,618,410.44
  5. Step 5: Solve for x
    x = 333,618,410.44/25,399.04
  6. Step 6: Final answer
    x = 13,135.08

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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.