Home / 22,115.52-30,525.66-14,567.58

Finding the Fourth Proportional to 22,115.52, 30,525.66 and 14,567.58

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Solution

The fourth proportional to 22,115.52, 30,525.66 and 14,567.58 is: 20,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.52 : 30,525.66 = 14,567.58 : x
  2. Step 2: Convert to fraction form
    22,115.52/30,525.66 = 14,567.58/x
  3. Step 3: Cross multiply
    22,115.52x = 30,525.66 × 14,567.58
  4. Step 4: Simplify right side
    22,115.52x = 444,684,994.10
  5. Step 5: Solve for x
    x = 444,684,994.10/22,115.52
  6. Step 6: Final answer
    x = 20,107.37

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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.