Home / 26,105.15-39,148.94-9,461.70

Finding the Fourth Proportional to 26,105.15, 39,148.94 and 9,461.70

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Solution

The fourth proportional to 26,105.15, 39,148.94 and 9,461.70 is: 14,189.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.15 : 39,148.94 = 9,461.70 : x
  2. Step 2: Convert to fraction form
    26,105.15/39,148.94 = 9,461.70/x
  3. Step 3: Cross multiply
    26,105.15x = 39,148.94 × 9,461.70
  4. Step 4: Simplify right side
    26,105.15x = 370,415,549.25
  5. Step 5: Solve for x
    x = 370,415,549.25/26,105.15
  6. Step 6: Final answer
    x = 14,189.37

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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.