Home / 22,022.28-30,388.74-13,068.24

Finding the Fourth Proportional to 22,022.28, 30,388.74 and 13,068.24

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Solution

The fourth proportional to 22,022.28, 30,388.74 and 13,068.24 is: 18,032.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.28 : 30,388.74 = 13,068.24 : x
  2. Step 2: Convert to fraction form
    22,022.28/30,388.74 = 13,068.24/x
  3. Step 3: Cross multiply
    22,022.28x = 30,388.74 × 13,068.24
  4. Step 4: Simplify right side
    22,022.28x = 397,127,347.62
  5. Step 5: Solve for x
    x = 397,127,347.62/22,022.28
  6. Step 6: Final answer
    x = 18,032.98

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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.