Home / 62,021.52-93,043.80-28,719.60

Finding the Fourth Proportional to 62,021.52, 93,043.80 and 28,719.60

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Solution

The fourth proportional to 62,021.52, 93,043.80 and 28,719.60 is: 43,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,021.52 : 93,043.80 = 28,719.60 : x
  2. Step 2: Convert to fraction form
    62,021.52/93,043.80 = 28,719.60/x
  3. Step 3: Cross multiply
    62,021.52x = 93,043.80 × 28,719.60
  4. Step 4: Simplify right side
    62,021.52x = 2,672,180,718.48
  5. Step 5: Solve for x
    x = 2,672,180,718.48/62,021.52
  6. Step 6: Final answer
    x = 43,084.73

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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.