Home / 14,292.67-21,439.58-3,904.39

Finding the Fourth Proportional to 14,292.67, 21,439.58 and 3,904.39

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Solution

The fourth proportional to 14,292.67, 21,439.58 and 3,904.39 is: 5,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.67 : 21,439.58 = 3,904.39 : x
  2. Step 2: Convert to fraction form
    14,292.67/21,439.58 = 3,904.39/x
  3. Step 3: Cross multiply
    14,292.67x = 21,439.58 × 3,904.39
  4. Step 4: Simplify right side
    14,292.67x = 83,708,481.76
  5. Step 5: Solve for x
    x = 83,708,481.76/14,292.67
  6. Step 6: Final answer
    x = 5,856.74

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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.