Home / 17,868.30-24,647.09-11,503.18

Finding the Fourth Proportional to 17,868.30, 24,647.09 and 11,503.18

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Solution

The fourth proportional to 17,868.30, 24,647.09 and 11,503.18 is: 15,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868.30 : 24,647.09 = 11,503.18 : x
  2. Step 2: Convert to fraction form
    17,868.30/24,647.09 = 11,503.18/x
  3. Step 3: Cross multiply
    17,868.30x = 24,647.09 × 11,503.18
  4. Step 4: Simplify right side
    17,868.30x = 283,519,886.04
  5. Step 5: Solve for x
    x = 283,519,886.04/17,868.30
  6. Step 6: Final answer
    x = 15,867.20

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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.