Home / 28,491.08-39,311.60-16,548.23

Finding the Fourth Proportional to 28,491.08, 39,311.60 and 16,548.23

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Solution

The fourth proportional to 28,491.08, 39,311.60 and 16,548.23 is: 22,833.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,491.08 : 39,311.60 = 16,548.23 : x
  2. Step 2: Convert to fraction form
    28,491.08/39,311.60 = 16,548.23/x
  3. Step 3: Cross multiply
    28,491.08x = 39,311.60 × 16,548.23
  4. Step 4: Simplify right side
    28,491.08x = 650,537,414.01
  5. Step 5: Solve for x
    x = 650,537,414.01/28,491.08
  6. Step 6: Final answer
    x = 22,833.02

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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.