Home / 35,124.73-48,458.56-21,672.66

Finding the Fourth Proportional to 35,124.73, 48,458.56 and 21,672.66

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Solution

The fourth proportional to 35,124.73, 48,458.56 and 21,672.66 is: 29,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,124.73 : 48,458.56 = 21,672.66 : x
  2. Step 2: Convert to fraction form
    35,124.73/48,458.56 = 21,672.66/x
  3. Step 3: Cross multiply
    35,124.73x = 48,458.56 × 21,672.66
  4. Step 4: Simplify right side
    35,124.73x = 1,050,225,894.97
  5. Step 5: Solve for x
    x = 1,050,225,894.97/35,124.73
  6. Step 6: Final answer
    x = 29,899.90

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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.