Home / 16,988.56-23,436.03-11,022.10

Finding the Fourth Proportional to 16,988.56, 23,436.03 and 11,022.10

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Solution

The fourth proportional to 16,988.56, 23,436.03 and 11,022.10 is: 15,205.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,988.56 : 23,436.03 = 11,022.10 : x
  2. Step 2: Convert to fraction form
    16,988.56/23,436.03 = 11,022.10/x
  3. Step 3: Cross multiply
    16,988.56x = 23,436.03 × 11,022.10
  4. Step 4: Simplify right side
    16,988.56x = 258,314,266.26
  5. Step 5: Solve for x
    x = 258,314,266.26/16,988.56
  6. Step 6: Final answer
    x = 15,205.19

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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.