Home / 26,127.89-39,164.99-10,326.50

Finding the Fourth Proportional to 26,127.89, 39,164.99 and 10,326.50

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Solution

The fourth proportional to 26,127.89, 39,164.99 and 10,326.50 is: 15,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,127.89 : 39,164.99 = 10,326.50 : x
  2. Step 2: Convert to fraction form
    26,127.89/39,164.99 = 10,326.50/x
  3. Step 3: Cross multiply
    26,127.89x = 39,164.99 × 10,326.50
  4. Step 4: Simplify right side
    26,127.89x = 404,437,021.78
  5. Step 5: Solve for x
    x = 404,437,021.78/26,127.89
  6. Step 6: Final answer
    x = 15,479.13

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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.