Home / 55,587.45-83,385.07-22,307.54

Finding the Fourth Proportional to 55,587.45, 83,385.07 and 22,307.54

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Solution

The fourth proportional to 55,587.45, 83,385.07 and 22,307.54 is: 33,462.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,587.45 : 83,385.07 = 22,307.54 : x
  2. Step 2: Convert to fraction form
    55,587.45/83,385.07 = 22,307.54/x
  3. Step 3: Cross multiply
    55,587.45x = 83,385.07 × 22,307.54
  4. Step 4: Simplify right side
    55,587.45x = 1,860,115,395.39
  5. Step 5: Solve for x
    x = 1,860,115,395.39/55,587.45
  6. Step 6: Final answer
    x = 33,462.87

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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.