Home / 35,451.76-53,180.52-12,959.92

Finding the Fourth Proportional to 35,451.76, 53,180.52 and 12,959.92

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Solution

The fourth proportional to 35,451.76, 53,180.52 and 12,959.92 is: 19,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.76 : 53,180.52 = 12,959.92 : x
  2. Step 2: Convert to fraction form
    35,451.76/53,180.52 = 12,959.92/x
  3. Step 3: Cross multiply
    35,451.76x = 53,180.52 × 12,959.92
  4. Step 4: Simplify right side
    35,451.76x = 689,215,284.76
  5. Step 5: Solve for x
    x = 689,215,284.76/35,451.76
  6. Step 6: Final answer
    x = 19,440.93

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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.