Home / 16,875.16-25,318.16-8,110.72

Finding the Fourth Proportional to 16,875.16, 25,318.16 and 8,110.72

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Solution

The fourth proportional to 16,875.16, 25,318.16 and 8,110.72 is: 12,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.16 : 25,318.16 = 8,110.72 : x
  2. Step 2: Convert to fraction form
    16,875.16/25,318.16 = 8,110.72/x
  3. Step 3: Cross multiply
    16,875.16x = 25,318.16 × 8,110.72
  4. Step 4: Simplify right side
    16,875.16x = 205,348,506.68
  5. Step 5: Solve for x
    x = 205,348,506.68/16,875.16
  6. Step 6: Final answer
    x = 12,168.69

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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.