Home / 11,226.83-15,494.47-9,335.16

Finding the Fourth Proportional to 11,226.83, 15,494.47 and 9,335.16

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Solution

The fourth proportional to 11,226.83, 15,494.47 and 9,335.16 is: 12,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.83 : 15,494.47 = 9,335.16 : x
  2. Step 2: Convert to fraction form
    11,226.83/15,494.47 = 9,335.16/x
  3. Step 3: Cross multiply
    11,226.83x = 15,494.47 × 9,335.16
  4. Step 4: Simplify right side
    11,226.83x = 144,643,309.27
  5. Step 5: Solve for x
    x = 144,643,309.27/11,226.83
  6. Step 6: Final answer
    x = 12,883.72

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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.