Home / 19,922.72-29,792.92-14,929.08

Finding the Fourth Proportional to 19,922.72, 29,792.92 and 14,929.08

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Solution

The fourth proportional to 19,922.72, 29,792.92 and 14,929.08 is: 22,325.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.72 : 29,792.92 = 14,929.08 : x
  2. Step 2: Convert to fraction form
    19,922.72/29,792.92 = 14,929.08/x
  3. Step 3: Cross multiply
    19,922.72x = 29,792.92 × 14,929.08
  4. Step 4: Simplify right side
    19,922.72x = 444,780,886.11
  5. Step 5: Solve for x
    x = 444,780,886.11/19,922.72
  6. Step 6: Final answer
    x = 22,325.31

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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.