Home / 26,126.51-39,189.22-6,405.17

Finding the Fourth Proportional to 26,126.51, 39,189.22 and 6,405.17

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Solution

The fourth proportional to 26,126.51, 39,189.22 and 6,405.17 is: 9,607.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.51 : 39,189.22 = 6,405.17 : x
  2. Step 2: Convert to fraction form
    26,126.51/39,189.22 = 6,405.17/x
  3. Step 3: Cross multiply
    26,126.51x = 39,189.22 × 6,405.17
  4. Step 4: Simplify right side
    26,126.51x = 251,013,404.31
  5. Step 5: Solve for x
    x = 251,013,404.31/26,126.51
  6. Step 6: Final answer
    x = 9,607.62

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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.