Home / 12,351.01-17,054.22-11,406.46

Finding the Fourth Proportional to 12,351.01, 17,054.22 and 11,406.46

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Solution

The fourth proportional to 12,351.01, 17,054.22 and 11,406.46 is: 15,749.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.01 : 17,054.22 = 11,406.46 : x
  2. Step 2: Convert to fraction form
    12,351.01/17,054.22 = 11,406.46/x
  3. Step 3: Cross multiply
    12,351.01x = 17,054.22 × 11,406.46
  4. Step 4: Simplify right side
    12,351.01x = 194,528,278.40
  5. Step 5: Solve for x
    x = 194,528,278.40/12,351.01
  6. Step 6: Final answer
    x = 15,749.99

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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.