Home / 12,045.22-18,064.11-4,252.21

Finding the Fourth Proportional to 12,045.22, 18,064.11 and 4,252.21

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Solution

The fourth proportional to 12,045.22, 18,064.11 and 4,252.21 is: 6,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,045.22 : 18,064.11 = 4,252.21 : x
  2. Step 2: Convert to fraction form
    12,045.22/18,064.11 = 4,252.21/x
  3. Step 3: Cross multiply
    12,045.22x = 18,064.11 × 4,252.21
  4. Step 4: Simplify right side
    12,045.22x = 76,812,389.18
  5. Step 5: Solve for x
    x = 76,812,389.18/12,045.22
  6. Step 6: Final answer
    x = 6,377.00

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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.