Home / 26,647.84-39,971.64-6,924.76

Finding the Fourth Proportional to 26,647.84, 39,971.64 and 6,924.76

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Solution

The fourth proportional to 26,647.84, 39,971.64 and 6,924.76 is: 10,387.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.84 : 39,971.64 = 6,924.76 : x
  2. Step 2: Convert to fraction form
    26,647.84/39,971.64 = 6,924.76/x
  3. Step 3: Cross multiply
    26,647.84x = 39,971.64 × 6,924.76
  4. Step 4: Simplify right side
    26,647.84x = 276,794,013.81
  5. Step 5: Solve for x
    x = 276,794,013.81/26,647.84
  6. Step 6: Final answer
    x = 10,387.11

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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.