Home / 22,284.08-30,751.08-13,326.28

Finding the Fourth Proportional to 22,284.08, 30,751.08 and 13,326.28

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Solution

The fourth proportional to 22,284.08, 30,751.08 and 13,326.28 is: 18,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284.08 : 30,751.08 = 13,326.28 : x
  2. Step 2: Convert to fraction form
    22,284.08/30,751.08 = 13,326.28/x
  3. Step 3: Cross multiply
    22,284.08x = 30,751.08 × 13,326.28
  4. Step 4: Simplify right side
    22,284.08x = 409,797,502.38
  5. Step 5: Solve for x
    x = 409,797,502.38/22,284.08
  6. Step 6: Final answer
    x = 18,389.70

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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.