Home / 15,911.28-23,866.92-6,677.28

Finding the Fourth Proportional to 15,911.28, 23,866.92 and 6,677.28

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Solution

The fourth proportional to 15,911.28, 23,866.92 and 6,677.28 is: 10,015.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,911.28 : 23,866.92 = 6,677.28 : x
  2. Step 2: Convert to fraction form
    15,911.28/23,866.92 = 6,677.28/x
  3. Step 3: Cross multiply
    15,911.28x = 23,866.92 × 6,677.28
  4. Step 4: Simplify right side
    15,911.28x = 159,366,107.58
  5. Step 5: Solve for x
    x = 159,366,107.58/15,911.28
  6. Step 6: Final answer
    x = 10,015.92

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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.