Home / 16,881.04-25,295.62-6,487.12

Finding the Fourth Proportional to 16,881.04, 25,295.62 and 6,487.12

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Solution

The fourth proportional to 16,881.04, 25,295.62 and 6,487.12 is: 9,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.04 : 25,295.62 = 6,487.12 : x
  2. Step 2: Convert to fraction form
    16,881.04/25,295.62 = 6,487.12/x
  3. Step 3: Cross multiply
    16,881.04x = 25,295.62 × 6,487.12
  4. Step 4: Simplify right side
    16,881.04x = 164,095,722.41
  5. Step 5: Solve for x
    x = 164,095,722.41/16,881.04
  6. Step 6: Final answer
    x = 9,720.71

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1.5x scale

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.