Home / 16,868.36-23,274.06-11,279.36

Finding the Fourth Proportional to 16,868.36, 23,274.06 and 11,279.36

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Solution

The fourth proportional to 16,868.36, 23,274.06 and 11,279.36 is: 15,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.36 : 23,274.06 = 11,279.36 : x
  2. Step 2: Convert to fraction form
    16,868.36/23,274.06 = 11,279.36/x
  3. Step 3: Cross multiply
    16,868.36x = 23,274.06 × 11,279.36
  4. Step 4: Simplify right side
    16,868.36x = 262,516,501.40
  5. Step 5: Solve for x
    x = 262,516,501.40/16,868.36
  6. Step 6: Final answer
    x = 15,562.66

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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.