Home / 26,227.14-39,332.51-11,421.15

Finding the Fourth Proportional to 26,227.14, 39,332.51 and 11,421.15

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Solution

The fourth proportional to 26,227.14, 39,332.51 and 11,421.15 is: 17,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,227.14 : 39,332.51 = 11,421.15 : x
  2. Step 2: Convert to fraction form
    26,227.14/39,332.51 = 11,421.15/x
  3. Step 3: Cross multiply
    26,227.14x = 39,332.51 × 11,421.15
  4. Step 4: Simplify right side
    26,227.14x = 449,222,588.18
  5. Step 5: Solve for x
    x = 449,222,588.18/26,227.14
  6. Step 6: Final answer
    x = 17,128.16

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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.