Home / 11,373.76-16,967.30-10,578.34

Finding the Fourth Proportional to 11,373.76, 16,967.30 and 10,578.34

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Solution

The fourth proportional to 11,373.76, 16,967.30 and 10,578.34 is: 15,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.76 : 16,967.30 = 10,578.34 : x
  2. Step 2: Convert to fraction form
    11,373.76/16,967.30 = 10,578.34/x
  3. Step 3: Cross multiply
    11,373.76x = 16,967.30 × 10,578.34
  4. Step 4: Simplify right side
    11,373.76x = 179,485,868.28
  5. Step 5: Solve for x
    x = 179,485,868.28/11,373.76
  6. Step 6: Final answer
    x = 15,780.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.