Home / 19,929.60-29,898.34-5,889.88

Finding the Fourth Proportional to 19,929.60, 29,898.34 and 5,889.88

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Solution

The fourth proportional to 19,929.60, 29,898.34 and 5,889.88 is: 8,835.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929.60 : 29,898.34 = 5,889.88 : x
  2. Step 2: Convert to fraction form
    19,929.60/29,898.34 = 5,889.88/x
  3. Step 3: Cross multiply
    19,929.60x = 29,898.34 × 5,889.88
  4. Step 4: Simplify right side
    19,929.60x = 176,097,634.80
  5. Step 5: Solve for x
    x = 176,097,634.80/19,929.60
  6. Step 6: Final answer
    x = 8,835.98

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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.