Home / 19,410.50-29,127.04-8,165.02

Finding the Fourth Proportional to 19,410.50, 29,127.04 and 8,165.02

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Solution

The fourth proportional to 19,410.50, 29,127.04 and 8,165.02 is: 12,252.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.50 : 29,127.04 = 8,165.02 : x
  2. Step 2: Convert to fraction form
    19,410.50/29,127.04 = 8,165.02/x
  3. Step 3: Cross multiply
    19,410.50x = 29,127.04 × 8,165.02
  4. Step 4: Simplify right side
    19,410.50x = 237,822,871.45
  5. Step 5: Solve for x
    x = 237,822,871.45/19,410.50
  6. Step 6: Final answer
    x = 12,252.28

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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.