Home / 12,888.97-19,334.10-4,010.35

Finding the Fourth Proportional to 12,888.97, 19,334.10 and 4,010.35

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Solution

The fourth proportional to 12,888.97, 19,334.10 and 4,010.35 is: 6,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,888.97 : 19,334.10 = 4,010.35 : x
  2. Step 2: Convert to fraction form
    12,888.97/19,334.10 = 4,010.35/x
  3. Step 3: Cross multiply
    12,888.97x = 19,334.10 × 4,010.35
  4. Step 4: Simplify right side
    12,888.97x = 77,536,507.94
  5. Step 5: Solve for x
    x = 77,536,507.94/12,888.97
  6. Step 6: Final answer
    x = 6,015.73

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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.