Home / 11,256.32-15,538.56-11,025.92

Finding the Fourth Proportional to 11,256.32, 15,538.56 and 11,025.92

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Solution

The fourth proportional to 11,256.32, 15,538.56 and 11,025.92 is: 15,220.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.32 : 15,538.56 = 11,025.92 : x
  2. Step 2: Convert to fraction form
    11,256.32/15,538.56 = 11,025.92/x
  3. Step 3: Cross multiply
    11,256.32x = 15,538.56 × 11,025.92
  4. Step 4: Simplify right side
    11,256.32x = 171,326,919.48
  5. Step 5: Solve for x
    x = 171,326,919.48/11,256.32
  6. Step 6: Final answer
    x = 15,220.51

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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.