Home / 13,281.13-19,917.24-6,703.12

Finding the Fourth Proportional to 13,281.13, 19,917.24 and 6,703.12

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Solution

The fourth proportional to 13,281.13, 19,917.24 and 6,703.12 is: 10,052.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,281.13 : 19,917.24 = 6,703.12 : x
  2. Step 2: Convert to fraction form
    13,281.13/19,917.24 = 6,703.12/x
  3. Step 3: Cross multiply
    13,281.13x = 19,917.24 × 6,703.12
  4. Step 4: Simplify right side
    13,281.13x = 133,507,649.79
  5. Step 5: Solve for x
    x = 133,507,649.79/13,281.13
  6. Step 6: Final answer
    x = 10,052.43

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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.