Home / 26,864.45-40,286.22-9,090.35

Finding the Fourth Proportional to 26,864.45, 40,286.22 and 9,090.35

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Solution

The fourth proportional to 26,864.45, 40,286.22 and 9,090.35 is: 13,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,864.45 : 40,286.22 = 9,090.35 : x
  2. Step 2: Convert to fraction form
    26,864.45/40,286.22 = 9,090.35/x
  3. Step 3: Cross multiply
    26,864.45x = 40,286.22 × 9,090.35
  4. Step 4: Simplify right side
    26,864.45x = 366,215,638.55
  5. Step 5: Solve for x
    x = 366,215,638.55/26,864.45
  6. Step 6: Final answer
    x = 13,631.98

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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.