Home / 14,564.04-21,857-9,631.92

Finding the Fourth Proportional to 14,564.04, 21,857 and 9,631.92

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Solution

The fourth proportional to 14,564.04, 21,857 and 9,631.92 is: 14,455.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564.04 : 21,857 = 9,631.92 : x
  2. Step 2: Convert to fraction form
    14,564.04/21,857 = 9,631.92/x
  3. Step 3: Cross multiply
    14,564.04x = 21,857 × 9,631.92
  4. Step 4: Simplify right side
    14,564.04x = 210,524,875.44
  5. Step 5: Solve for x
    x = 210,524,875.44/14,564.04
  6. Step 6: Final answer
    x = 14,455.12

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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.