Home / 15,168.99-22,757.58-4,639.38

Finding the Fourth Proportional to 15,168.99, 22,757.58 and 4,639.38

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Solution

The fourth proportional to 15,168.99, 22,757.58 and 4,639.38 is: 6,960.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168.99 : 22,757.58 = 4,639.38 : x
  2. Step 2: Convert to fraction form
    15,168.99/22,757.58 = 4,639.38/x
  3. Step 3: Cross multiply
    15,168.99x = 22,757.58 × 4,639.38
  4. Step 4: Simplify right side
    15,168.99x = 105,581,004.61
  5. Step 5: Solve for x
    x = 105,581,004.61/15,168.99
  6. Step 6: Final answer
    x = 6,960.32

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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.