Home / 11,466.24-15,829.95-8,772.48

Finding the Fourth Proportional to 11,466.24, 15,829.95 and 8,772.48

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Solution

The fourth proportional to 11,466.24, 15,829.95 and 8,772.48 is: 12,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466.24 : 15,829.95 = 8,772.48 : x
  2. Step 2: Convert to fraction form
    11,466.24/15,829.95 = 8,772.48/x
  3. Step 3: Cross multiply
    11,466.24x = 15,829.95 × 8,772.48
  4. Step 4: Simplify right side
    11,466.24x = 138,867,919.78
  5. Step 5: Solve for x
    x = 138,867,919.78/11,466.24
  6. Step 6: Final answer
    x = 12,111.03

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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.