Home / 11,856.24-16,352.28-11,061.36

Finding the Fourth Proportional to 11,856.24, 16,352.28 and 11,061.36

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Solution

The fourth proportional to 11,856.24, 16,352.28 and 11,061.36 is: 15,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.24 : 16,352.28 = 11,061.36 : x
  2. Step 2: Convert to fraction form
    11,856.24/16,352.28 = 11,061.36/x
  3. Step 3: Cross multiply
    11,856.24x = 16,352.28 × 11,061.36
  4. Step 4: Simplify right side
    11,856.24x = 180,878,455.90
  5. Step 5: Solve for x
    x = 180,878,455.90/11,856.24
  6. Step 6: Final answer
    x = 15,255.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.