Home / 18,266.09-25,208.34-10,709.66

Finding the Fourth Proportional to 18,266.09, 25,208.34 and 10,709.66

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Solution

The fourth proportional to 18,266.09, 25,208.34 and 10,709.66 is: 14,780.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266.09 : 25,208.34 = 10,709.66 : x
  2. Step 2: Convert to fraction form
    18,266.09/25,208.34 = 10,709.66/x
  3. Step 3: Cross multiply
    18,266.09x = 25,208.34 × 10,709.66
  4. Step 4: Simplify right side
    18,266.09x = 269,972,750.56
  5. Step 5: Solve for x
    x = 269,972,750.56/18,266.09
  6. Step 6: Final answer
    x = 14,780.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.