Home / 19,957.08-29,954.17-10,103.34

Finding the Fourth Proportional to 19,957.08, 29,954.17 and 10,103.34

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Solution

The fourth proportional to 19,957.08, 29,954.17 and 10,103.34 is: 15,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.08 : 29,954.17 = 10,103.34 : x
  2. Step 2: Convert to fraction form
    19,957.08/29,954.17 = 10,103.34/x
  3. Step 3: Cross multiply
    19,957.08x = 29,954.17 × 10,103.34
  4. Step 4: Simplify right side
    19,957.08x = 302,637,163.93
  5. Step 5: Solve for x
    x = 302,637,163.93/19,957.08
  6. Step 6: Final answer
    x = 15,164.40

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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.