Home / 14,918.79-22,388.36-7,898.52

Finding the Fourth Proportional to 14,918.79, 22,388.36 and 7,898.52

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Solution

The fourth proportional to 14,918.79, 22,388.36 and 7,898.52 is: 11,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918.79 : 22,388.36 = 7,898.52 : x
  2. Step 2: Convert to fraction form
    14,918.79/22,388.36 = 7,898.52/x
  3. Step 3: Cross multiply
    14,918.79x = 22,388.36 × 7,898.52
  4. Step 4: Simplify right side
    14,918.79x = 176,834,869.73
  5. Step 5: Solve for x
    x = 176,834,869.73/14,918.79
  6. Step 6: Final answer
    x = 11,853.16

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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.