Home / 22,053.26-30,438.30-13,562.68

Finding the Fourth Proportional to 22,053.26, 30,438.30 and 13,562.68

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Solution

The fourth proportional to 22,053.26, 30,438.30 and 13,562.68 is: 18,719.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.26 : 30,438.30 = 13,562.68 : x
  2. Step 2: Convert to fraction form
    22,053.26/30,438.30 = 13,562.68/x
  3. Step 3: Cross multiply
    22,053.26x = 30,438.30 × 13,562.68
  4. Step 4: Simplify right side
    22,053.26x = 412,825,011.55
  5. Step 5: Solve for x
    x = 412,825,011.55/22,053.26
  6. Step 6: Final answer
    x = 18,719.46

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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.