Home / 12,430.44-18,652.49-5,856.46

Finding the Fourth Proportional to 12,430.44, 18,652.49 and 5,856.46

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Solution

The fourth proportional to 12,430.44, 18,652.49 and 5,856.46 is: 8,787.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,430.44 : 18,652.49 = 5,856.46 : x
  2. Step 2: Convert to fraction form
    12,430.44/18,652.49 = 5,856.46/x
  3. Step 3: Cross multiply
    12,430.44x = 18,652.49 × 5,856.46
  4. Step 4: Simplify right side
    12,430.44x = 109,237,561.59
  5. Step 5: Solve for x
    x = 109,237,561.59/12,430.44
  6. Step 6: Final answer
    x = 8,787.91

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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.