Home / 19,293.29-28,951.02-10,408.60

Finding the Fourth Proportional to 19,293.29, 28,951.02 and 10,408.60

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Solution

The fourth proportional to 19,293.29, 28,951.02 and 10,408.60 is: 15,618.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.29 : 28,951.02 = 10,408.60 : x
  2. Step 2: Convert to fraction form
    19,293.29/28,951.02 = 10,408.60/x
  3. Step 3: Cross multiply
    19,293.29x = 28,951.02 × 10,408.60
  4. Step 4: Simplify right side
    19,293.29x = 301,339,622.96
  5. Step 5: Solve for x
    x = 301,339,622.96/19,293.29
  6. Step 6: Final answer
    x = 15,618.88

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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.