Home / 12,958.21-19,475.66-10,751.36

Finding the Fourth Proportional to 12,958.21, 19,475.66 and 10,751.36

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Solution

The fourth proportional to 12,958.21, 19,475.66 and 10,751.36 is: 16,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958.21 : 19,475.66 = 10,751.36 : x
  2. Step 2: Convert to fraction form
    12,958.21/19,475.66 = 10,751.36/x
  3. Step 3: Cross multiply
    12,958.21x = 19,475.66 × 10,751.36
  4. Step 4: Simplify right side
    12,958.21x = 209,389,831.90
  5. Step 5: Solve for x
    x = 209,389,831.90/12,958.21
  6. Step 6: Final answer
    x = 16,158.85

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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.