Home / 12,327.93-18,490.95-4,536

Finding the Fourth Proportional to 12,327.93, 18,490.95 and 4,536

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Solution

The fourth proportional to 12,327.93, 18,490.95 and 4,536 is: 6,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327.93 : 18,490.95 = 4,536 : x
  2. Step 2: Convert to fraction form
    12,327.93/18,490.95 = 4,536/x
  3. Step 3: Cross multiply
    12,327.93x = 18,490.95 × 4,536
  4. Step 4: Simplify right side
    12,327.93x = 83,874,949.20
  5. Step 5: Solve for x
    x = 83,874,949.20/12,327.93
  6. Step 6: Final answer
    x = 6,803.65

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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.