Home / 22,575.92-31,150.08-14,187.56

Finding the Fourth Proportional to 22,575.92, 31,150.08 and 14,187.56

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Solution

The fourth proportional to 22,575.92, 31,150.08 and 14,187.56 is: 19,575.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.92 : 31,150.08 = 14,187.56 : x
  2. Step 2: Convert to fraction form
    22,575.92/31,150.08 = 14,187.56/x
  3. Step 3: Cross multiply
    22,575.92x = 31,150.08 × 14,187.56
  4. Step 4: Simplify right side
    22,575.92x = 441,943,629.00
  5. Step 5: Solve for x
    x = 441,943,629.00/22,575.92
  6. Step 6: Final answer
    x = 19,575.89

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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.