Home / 11,625.19-17,445.12-4,230.16

Finding the Fourth Proportional to 11,625.19, 17,445.12 and 4,230.16

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Solution

The fourth proportional to 11,625.19, 17,445.12 and 4,230.16 is: 6,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.19 : 17,445.12 = 4,230.16 : x
  2. Step 2: Convert to fraction form
    11,625.19/17,445.12 = 4,230.16/x
  3. Step 3: Cross multiply
    11,625.19x = 17,445.12 × 4,230.16
  4. Step 4: Simplify right side
    11,625.19x = 73,795,648.82
  5. Step 5: Solve for x
    x = 73,795,648.82/11,625.19
  6. Step 6: Final answer
    x = 6,347.91

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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.