Home / 26,405.10-39,607.62-8,887.23

Finding the Fourth Proportional to 26,405.10, 39,607.62 and 8,887.23

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Solution

The fourth proportional to 26,405.10, 39,607.62 and 8,887.23 is: 13,330.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.10 : 39,607.62 = 8,887.23 : x
  2. Step 2: Convert to fraction form
    26,405.10/39,607.62 = 8,887.23/x
  3. Step 3: Cross multiply
    26,405.10x = 39,607.62 × 8,887.23
  4. Step 4: Simplify right side
    26,405.10x = 352,002,143.89
  5. Step 5: Solve for x
    x = 352,002,143.89/26,405.10
  6. Step 6: Final answer
    x = 13,330.84

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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.