Home / 55,330.52-83,045.32-28,695.58

Finding the Fourth Proportional to 55,330.52, 83,045.32 and 28,695.58

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Solution

The fourth proportional to 55,330.52, 83,045.32 and 28,695.58 is: 43,069.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,330.52 : 83,045.32 = 28,695.58 : x
  2. Step 2: Convert to fraction form
    55,330.52/83,045.32 = 28,695.58/x
  3. Step 3: Cross multiply
    55,330.52x = 83,045.32 × 28,695.58
  4. Step 4: Simplify right side
    55,330.52x = 2,383,033,623.69
  5. Step 5: Solve for x
    x = 2,383,033,623.69/55,330.52
  6. Step 6: Final answer
    x = 43,069.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.