Home / 14,399.87-21,551.02-8,856.73

Finding the Fourth Proportional to 14,399.87, 21,551.02 and 8,856.73

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Solution

The fourth proportional to 14,399.87, 21,551.02 and 8,856.73 is: 13,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.87 : 21,551.02 = 8,856.73 : x
  2. Step 2: Convert to fraction form
    14,399.87/21,551.02 = 8,856.73/x
  3. Step 3: Cross multiply
    14,399.87x = 21,551.02 × 8,856.73
  4. Step 4: Simplify right side
    14,399.87x = 190,871,565.36
  5. Step 5: Solve for x
    x = 190,871,565.36/14,399.87
  6. Step 6: Final answer
    x = 13,255.09

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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.