Home / 12,347.30-18,521.29-4,027.83

Finding the Fourth Proportional to 12,347.30, 18,521.29 and 4,027.83

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Solution

The fourth proportional to 12,347.30, 18,521.29 and 4,027.83 is: 6,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.30 : 18,521.29 = 4,027.83 : x
  2. Step 2: Convert to fraction form
    12,347.30/18,521.29 = 4,027.83/x
  3. Step 3: Cross multiply
    12,347.30x = 18,521.29 × 4,027.83
  4. Step 4: Simplify right side
    12,347.30x = 74,600,543.08
  5. Step 5: Solve for x
    x = 74,600,543.08/12,347.30
  6. Step 6: Final answer
    x = 6,041.85

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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.