Home / 10,249.02-15,349.69-9,893.87

Finding the Fourth Proportional to 10,249.02, 15,349.69 and 9,893.87

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Solution

The fourth proportional to 10,249.02, 15,349.69 and 9,893.87 is: 14,817.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.02 : 15,349.69 = 9,893.87 : x
  2. Step 2: Convert to fraction form
    10,249.02/15,349.69 = 9,893.87/x
  3. Step 3: Cross multiply
    10,249.02x = 15,349.69 × 9,893.87
  4. Step 4: Simplify right side
    10,249.02x = 151,867,774.29
  5. Step 5: Solve for x
    x = 151,867,774.29/10,249.02
  6. Step 6: Final answer
    x = 14,817.79

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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.