Home / 18,832.71-25,988.19-11,283.23

Finding the Fourth Proportional to 18,832.71, 25,988.19 and 11,283.23

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Solution

The fourth proportional to 18,832.71, 25,988.19 and 11,283.23 is: 15,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.71 : 25,988.19 = 11,283.23 : x
  2. Step 2: Convert to fraction form
    18,832.71/25,988.19 = 11,283.23/x
  3. Step 3: Cross multiply
    18,832.71x = 25,988.19 × 11,283.23
  4. Step 4: Simplify right side
    18,832.71x = 293,230,595.11
  5. Step 5: Solve for x
    x = 293,230,595.11/18,832.71
  6. Step 6: Final answer
    x = 15,570.28

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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.