Home / 12,339.50-18,508.95-5,773.04

Finding the Fourth Proportional to 12,339.50, 18,508.95 and 5,773.04

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Solution

The fourth proportional to 12,339.50, 18,508.95 and 5,773.04 is: 8,659.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,339.50 : 18,508.95 = 5,773.04 : x
  2. Step 2: Convert to fraction form
    12,339.50/18,508.95 = 5,773.04/x
  3. Step 3: Cross multiply
    12,339.50x = 18,508.95 × 5,773.04
  4. Step 4: Simplify right side
    12,339.50x = 106,852,794.51
  5. Step 5: Solve for x
    x = 106,852,794.51/12,339.50
  6. Step 6: Final answer
    x = 8,659.41

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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.