Home / 10,747.64-16,034.19-10,166.36

Finding the Fourth Proportional to 10,747.64, 16,034.19 and 10,166.36

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Solution

The fourth proportional to 10,747.64, 16,034.19 and 10,166.36 is: 15,166.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.64 : 16,034.19 = 10,166.36 : x
  2. Step 2: Convert to fraction form
    10,747.64/16,034.19 = 10,166.36/x
  3. Step 3: Cross multiply
    10,747.64x = 16,034.19 × 10,166.36
  4. Step 4: Simplify right side
    10,747.64x = 163,009,297.02
  5. Step 5: Solve for x
    x = 163,009,297.02/10,747.64
  6. Step 6: Final answer
    x = 15,166.99

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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.