Home / 26,428.33-39,624.81-13,935.16

Finding the Fourth Proportional to 26,428.33, 39,624.81 and 13,935.16

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Solution

The fourth proportional to 26,428.33, 39,624.81 and 13,935.16 is: 20,893.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.33 : 39,624.81 = 13,935.16 : x
  2. Step 2: Convert to fraction form
    26,428.33/39,624.81 = 13,935.16/x
  3. Step 3: Cross multiply
    26,428.33x = 39,624.81 × 13,935.16
  4. Step 4: Simplify right side
    26,428.33x = 552,178,067.32
  5. Step 5: Solve for x
    x = 552,178,067.32/26,428.33
  6. Step 6: Final answer
    x = 20,893.42

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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.