Home / 26,827.20-40,235.10-10,181.40

Finding the Fourth Proportional to 26,827.20, 40,235.10 and 10,181.40

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Solution

The fourth proportional to 26,827.20, 40,235.10 and 10,181.40 is: 15,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,827.20 : 40,235.10 = 10,181.40 : x
  2. Step 2: Convert to fraction form
    26,827.20/40,235.10 = 10,181.40/x
  3. Step 3: Cross multiply
    26,827.20x = 40,235.10 × 10,181.40
  4. Step 4: Simplify right side
    26,827.20x = 409,649,647.14
  5. Step 5: Solve for x
    x = 409,649,647.14/26,827.20
  6. Step 6: Final answer
    x = 15,269.94

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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.