Home / 19,829.96-29,721.84-14,587.28

Finding the Fourth Proportional to 19,829.96, 29,721.84 and 14,587.28

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Solution

The fourth proportional to 19,829.96, 29,721.84 and 14,587.28 is: 21,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.96 : 29,721.84 = 14,587.28 : x
  2. Step 2: Convert to fraction form
    19,829.96/29,721.84 = 14,587.28/x
  3. Step 3: Cross multiply
    19,829.96x = 29,721.84 × 14,587.28
  4. Step 4: Simplify right side
    19,829.96x = 433,560,802.20
  5. Step 5: Solve for x
    x = 433,560,802.20/19,829.96
  6. Step 6: Final answer
    x = 21,863.93

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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.