Home / 27,278.49-40,893.47-10,650.17

Finding the Fourth Proportional to 27,278.49, 40,893.47 and 10,650.17

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Solution

The fourth proportional to 27,278.49, 40,893.47 and 10,650.17 is: 15,965.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,278.49 : 40,893.47 = 10,650.17 : x
  2. Step 2: Convert to fraction form
    27,278.49/40,893.47 = 10,650.17/x
  3. Step 3: Cross multiply
    27,278.49x = 40,893.47 × 10,650.17
  4. Step 4: Simplify right side
    27,278.49x = 435,522,149.67
  5. Step 5: Solve for x
    x = 435,522,149.67/27,278.49
  6. Step 6: Final answer
    x = 15,965.77

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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.