Home / 26,139.07-39,196.26-9,487.45

Finding the Fourth Proportional to 26,139.07, 39,196.26 and 9,487.45

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Solution

The fourth proportional to 26,139.07, 39,196.26 and 9,487.45 is: 14,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.07 : 39,196.26 = 9,487.45 : x
  2. Step 2: Convert to fraction form
    26,139.07/39,196.26 = 9,487.45/x
  3. Step 3: Cross multiply
    26,139.07x = 39,196.26 × 9,487.45
  4. Step 4: Simplify right side
    26,139.07x = 371,872,556.94
  5. Step 5: Solve for x
    x = 371,872,556.94/26,139.07
  6. Step 6: Final answer
    x = 14,226.69

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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.