Home / 26,985.42-40,480.83-8,265.24

Finding the Fourth Proportional to 26,985.42, 40,480.83 and 8,265.24

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Solution

The fourth proportional to 26,985.42, 40,480.83 and 8,265.24 is: 12,398.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.42 : 40,480.83 = 8,265.24 : x
  2. Step 2: Convert to fraction form
    26,985.42/40,480.83 = 8,265.24/x
  3. Step 3: Cross multiply
    26,985.42x = 40,480.83 × 8,265.24
  4. Step 4: Simplify right side
    26,985.42x = 334,583,775.35
  5. Step 5: Solve for x
    x = 334,583,775.35/26,985.42
  6. Step 6: Final answer
    x = 12,398.69

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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.