Home / 14,180.16-19,567.46-8,212.22

Finding the Fourth Proportional to 14,180.16, 19,567.46 and 8,212.22

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Solution

The fourth proportional to 14,180.16, 19,567.46 and 8,212.22 is: 11,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.16 : 19,567.46 = 8,212.22 : x
  2. Step 2: Convert to fraction form
    14,180.16/19,567.46 = 8,212.22/x
  3. Step 3: Cross multiply
    14,180.16x = 19,567.46 × 8,212.22
  4. Step 4: Simplify right side
    14,180.16x = 160,692,286.36
  5. Step 5: Solve for x
    x = 160,692,286.36/14,180.16
  6. Step 6: Final answer
    x = 11,332.19

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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.