Home / 26,419.57-39,603.94-9,775.08

Finding the Fourth Proportional to 26,419.57, 39,603.94 and 9,775.08

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Solution

The fourth proportional to 26,419.57, 39,603.94 and 9,775.08 is: 14,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,419.57 : 39,603.94 = 9,775.08 : x
  2. Step 2: Convert to fraction form
    26,419.57/39,603.94 = 9,775.08/x
  3. Step 3: Cross multiply
    26,419.57x = 39,603.94 × 9,775.08
  4. Step 4: Simplify right side
    26,419.57x = 387,131,657.38
  5. Step 5: Solve for x
    x = 387,131,657.38/26,419.57
  6. Step 6: Final answer
    x = 14,653.22

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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.