Home / 26,414.19-39,618.90-9,774.36

Finding the Fourth Proportional to 26,414.19, 39,618.90 and 9,774.36

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Solution

The fourth proportional to 26,414.19, 39,618.90 and 9,774.36 is: 14,660.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,414.19 : 39,618.90 = 9,774.36 : x
  2. Step 2: Convert to fraction form
    26,414.19/39,618.90 = 9,774.36/x
  3. Step 3: Cross multiply
    26,414.19x = 39,618.90 × 9,774.36
  4. Step 4: Simplify right side
    26,414.19x = 387,249,391.40
  5. Step 5: Solve for x
    x = 387,249,391.40/26,414.19
  6. Step 6: Final answer
    x = 14,660.66

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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.