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Finding the Fourth Proportional to 16,762.01, 25,143 and 4,282.04

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Solution

The fourth proportional to 16,762.01, 25,143 and 4,282.04 is: 6,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762.01 : 25,143 = 4,282.04 : x
  2. Step 2: Convert to fraction form
    16,762.01/25,143 = 4,282.04/x
  3. Step 3: Cross multiply
    16,762.01x = 25,143 × 4,282.04
  4. Step 4: Simplify right side
    16,762.01x = 107,663,331.72
  5. Step 5: Solve for x
    x = 107,663,331.72/16,762.01
  6. Step 6: Final answer
    x = 6,423.06

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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.