Home / 15,638.94-23,493.69-9,081.18

Finding the Fourth Proportional to 15,638.94, 23,493.69 and 9,081.18

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Solution

The fourth proportional to 15,638.94, 23,493.69 and 9,081.18 is: 13,642.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.94 : 23,493.69 = 9,081.18 : x
  2. Step 2: Convert to fraction form
    15,638.94/23,493.69 = 9,081.18/x
  3. Step 3: Cross multiply
    15,638.94x = 23,493.69 × 9,081.18
  4. Step 4: Simplify right side
    15,638.94x = 213,350,427.75
  5. Step 5: Solve for x
    x = 213,350,427.75/15,638.94
  6. Step 6: Final answer
    x = 13,642.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.