Home / 16,681.28-25,025.49-6,151.33

Finding the Fourth Proportional to 16,681.28, 25,025.49 and 6,151.33

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Solution

The fourth proportional to 16,681.28, 25,025.49 and 6,151.33 is: 9,228.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.28 : 25,025.49 = 6,151.33 : x
  2. Step 2: Convert to fraction form
    16,681.28/25,025.49 = 6,151.33/x
  3. Step 3: Cross multiply
    16,681.28x = 25,025.49 × 6,151.33
  4. Step 4: Simplify right side
    16,681.28x = 153,940,047.40
  5. Step 5: Solve for x
    x = 153,940,047.40/16,681.28
  6. Step 6: Final answer
    x = 9,228.31

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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.