Home / 34,086.32-51,131.64-10,713.68

Finding the Fourth Proportional to 34,086.32, 51,131.64 and 10,713.68

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Solution

The fourth proportional to 34,086.32, 51,131.64 and 10,713.68 is: 16,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,086.32 : 51,131.64 = 10,713.68 : x
  2. Step 2: Convert to fraction form
    34,086.32/51,131.64 = 10,713.68/x
  3. Step 3: Cross multiply
    34,086.32x = 51,131.64 × 10,713.68
  4. Step 4: Simplify right side
    34,086.32x = 547,808,028.84
  5. Step 5: Solve for x
    x = 547,808,028.84/34,086.32
  6. Step 6: Final answer
    x = 16,071.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.