Home / 14,438.92-21,667.02-13,263.88

Finding the Fourth Proportional to 14,438.92, 21,667.02 and 13,263.88

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Solution

The fourth proportional to 14,438.92, 21,667.02 and 13,263.88 is: 19,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.92 : 21,667.02 = 13,263.88 : x
  2. Step 2: Convert to fraction form
    14,438.92/21,667.02 = 13,263.88/x
  3. Step 3: Cross multiply
    14,438.92x = 21,667.02 × 13,263.88
  4. Step 4: Simplify right side
    14,438.92x = 287,388,753.24
  5. Step 5: Solve for x
    x = 287,388,753.24/14,438.92
  6. Step 6: Final answer
    x = 19,903.76

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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.