Home / 28,884.42-39,863.16-17,551.30

Finding the Fourth Proportional to 28,884.42, 39,863.16 and 17,551.30

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Solution

The fourth proportional to 28,884.42, 39,863.16 and 17,551.30 is: 24,222.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.42 : 39,863.16 = 17,551.30 : x
  2. Step 2: Convert to fraction form
    28,884.42/39,863.16 = 17,551.30/x
  3. Step 3: Cross multiply
    28,884.42x = 39,863.16 × 17,551.30
  4. Step 4: Simplify right side
    28,884.42x = 699,650,280.11
  5. Step 5: Solve for x
    x = 699,650,280.11/28,884.42
  6. Step 6: Final answer
    x = 24,222.41

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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.