Home / 23,278.90-34,927.31-10,805.30

Finding the Fourth Proportional to 23,278.90, 34,927.31 and 10,805.30

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Solution

The fourth proportional to 23,278.90, 34,927.31 and 10,805.30 is: 16,212.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.90 : 34,927.31 = 10,805.30 : x
  2. Step 2: Convert to fraction form
    23,278.90/34,927.31 = 10,805.30/x
  3. Step 3: Cross multiply
    23,278.90x = 34,927.31 × 10,805.30
  4. Step 4: Simplify right side
    23,278.90x = 377,400,062.74
  5. Step 5: Solve for x
    x = 377,400,062.74/23,278.90
  6. Step 6: Final answer
    x = 16,212.11

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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.