Home / 26,087.10-39,121.36-9,442.82

Finding the Fourth Proportional to 26,087.10, 39,121.36 and 9,442.82

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Solution

The fourth proportional to 26,087.10, 39,121.36 and 9,442.82 is: 14,160.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,087.10 : 39,121.36 = 9,442.82 : x
  2. Step 2: Convert to fraction form
    26,087.10/39,121.36 = 9,442.82/x
  3. Step 3: Cross multiply
    26,087.10x = 39,121.36 × 9,442.82
  4. Step 4: Simplify right side
    26,087.10x = 369,415,741.42
  5. Step 5: Solve for x
    x = 369,415,741.42/26,087.10
  6. Step 6: Final answer
    x = 14,160.86

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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.