Home / 17,548.21-24,155.50-15,306.18

Finding the Fourth Proportional to 17,548.21, 24,155.50 and 15,306.18

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Solution

The fourth proportional to 17,548.21, 24,155.50 and 15,306.18 is: 21,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,548.21 : 24,155.50 = 15,306.18 : x
  2. Step 2: Convert to fraction form
    17,548.21/24,155.50 = 15,306.18/x
  3. Step 3: Cross multiply
    17,548.21x = 24,155.50 × 15,306.18
  4. Step 4: Simplify right side
    17,548.21x = 369,728,233.68
  5. Step 5: Solve for x
    x = 369,728,233.68/17,548.21
  6. Step 6: Final answer
    x = 21,069.29

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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.