Home / 26,681.84-40,028.43-9,146.96

Finding the Fourth Proportional to 26,681.84, 40,028.43 and 9,146.96

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Solution

The fourth proportional to 26,681.84, 40,028.43 and 9,146.96 is: 13,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,681.84 : 40,028.43 = 9,146.96 : x
  2. Step 2: Convert to fraction form
    26,681.84/40,028.43 = 9,146.96/x
  3. Step 3: Cross multiply
    26,681.84x = 40,028.43 × 9,146.96
  4. Step 4: Simplify right side
    26,681.84x = 366,138,448.07
  5. Step 5: Solve for x
    x = 366,138,448.07/26,681.84
  6. Step 6: Final answer
    x = 13,722.38

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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.