Home / 22,181.18-30,614.96-14,113.27

Finding the Fourth Proportional to 22,181.18, 30,614.96 and 14,113.27

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Solution

The fourth proportional to 22,181.18, 30,614.96 and 14,113.27 is: 19,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,181.18 : 30,614.96 = 14,113.27 : x
  2. Step 2: Convert to fraction form
    22,181.18/30,614.96 = 14,113.27/x
  3. Step 3: Cross multiply
    22,181.18x = 30,614.96 × 14,113.27
  4. Step 4: Simplify right side
    22,181.18x = 432,077,270.07
  5. Step 5: Solve for x
    x = 432,077,270.07/22,181.18
  6. Step 6: Final answer
    x = 19,479.46

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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.