Home / 26,119.00-39,178.42-9,479.01

Finding the Fourth Proportional to 26,119.00, 39,178.42 and 9,479.01

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Solution

The fourth proportional to 26,119.00, 39,178.42 and 9,479.01 is: 14,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,119.00 : 39,178.42 = 9,479.01 : x
  2. Step 2: Convert to fraction form
    26,119.00/39,178.42 = 9,479.01/x
  3. Step 3: Cross multiply
    26,119.00x = 39,178.42 × 9,479.01
  4. Step 4: Simplify right side
    26,119.00x = 371,372,611.27
  5. Step 5: Solve for x
    x = 371,372,611.27/26,119.00
  6. Step 6: Final answer
    x = 14,218.49

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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.