Home / 26,557.40-39,817.64-11,758.24

Finding the Fourth Proportional to 26,557.40, 39,817.64 and 11,758.24

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Solution

The fourth proportional to 26,557.40, 39,817.64 and 11,758.24 is: 17,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,557.40 : 39,817.64 = 11,758.24 : x
  2. Step 2: Convert to fraction form
    26,557.40/39,817.64 = 11,758.24/x
  3. Step 3: Cross multiply
    26,557.40x = 39,817.64 × 11,758.24
  4. Step 4: Simplify right side
    26,557.40x = 468,185,367.35
  5. Step 5: Solve for x
    x = 468,185,367.35/26,557.40
  6. Step 6: Final answer
    x = 17,629.19

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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.