Home / 15,625.66-23,455.58-8,228.13

Finding the Fourth Proportional to 15,625.66, 23,455.58 and 8,228.13

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Solution

The fourth proportional to 15,625.66, 23,455.58 and 8,228.13 is: 12,351.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,625.66 : 23,455.58 = 8,228.13 : x
  2. Step 2: Convert to fraction form
    15,625.66/23,455.58 = 8,228.13/x
  3. Step 3: Cross multiply
    15,625.66x = 23,455.58 × 8,228.13
  4. Step 4: Simplify right side
    15,625.66x = 192,995,564.30
  5. Step 5: Solve for x
    x = 192,995,564.30/15,625.66
  6. Step 6: Final answer
    x = 12,351.19

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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.