Home / 17,979.09-24,810.57-11,268.34

Finding the Fourth Proportional to 17,979.09, 24,810.57 and 11,268.34

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Solution

The fourth proportional to 17,979.09, 24,810.57 and 11,268.34 is: 15,549.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.09 : 24,810.57 = 11,268.34 : x
  2. Step 2: Convert to fraction form
    17,979.09/24,810.57 = 11,268.34/x
  3. Step 3: Cross multiply
    17,979.09x = 24,810.57 × 11,268.34
  4. Step 4: Simplify right side
    17,979.09x = 279,573,938.35
  5. Step 5: Solve for x
    x = 279,573,938.35/17,979.09
  6. Step 6: Final answer
    x = 15,549.95

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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.