Home / 15,107.99-22,656.56-5,745.51

Finding the Fourth Proportional to 15,107.99, 22,656.56 and 5,745.51

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Solution

The fourth proportional to 15,107.99, 22,656.56 and 5,745.51 is: 8,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107.99 : 22,656.56 = 5,745.51 : x
  2. Step 2: Convert to fraction form
    15,107.99/22,656.56 = 5,745.51/x
  3. Step 3: Cross multiply
    15,107.99x = 22,656.56 × 5,745.51
  4. Step 4: Simplify right side
    15,107.99x = 130,173,463.32
  5. Step 5: Solve for x
    x = 130,173,463.32/15,107.99
  6. Step 6: Final answer
    x = 8,616.20

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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.