Home / 14,127.04-21,167.52-7,192

Finding the Fourth Proportional to 14,127.04, 21,167.52 and 7,192

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Solution

The fourth proportional to 14,127.04, 21,167.52 and 7,192 is: 10,776.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.04 : 21,167.52 = 7,192 : x
  2. Step 2: Convert to fraction form
    14,127.04/21,167.52 = 7,192/x
  3. Step 3: Cross multiply
    14,127.04x = 21,167.52 × 7,192
  4. Step 4: Simplify right side
    14,127.04x = 152,236,803.84
  5. Step 5: Solve for x
    x = 152,236,803.84/14,127.04
  6. Step 6: Final answer
    x = 10,776.27

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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.