Home / 15,860.36-23,758.22-7,515.08

Finding the Fourth Proportional to 15,860.36, 23,758.22 and 7,515.08

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Solution

The fourth proportional to 15,860.36, 23,758.22 and 7,515.08 is: 11,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.36 : 23,758.22 = 7,515.08 : x
  2. Step 2: Convert to fraction form
    15,860.36/23,758.22 = 7,515.08/x
  3. Step 3: Cross multiply
    15,860.36x = 23,758.22 × 7,515.08
  4. Step 4: Simplify right side
    15,860.36x = 178,544,923.96
  5. Step 5: Solve for x
    x = 178,544,923.96/15,860.36
  6. Step 6: Final answer
    x = 11,257.31

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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.