Home / 14,639.15-20,197.04-8,264.99

Finding the Fourth Proportional to 14,639.15, 20,197.04 and 8,264.99

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Solution

The fourth proportional to 14,639.15, 20,197.04 and 8,264.99 is: 11,402.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.15 : 20,197.04 = 8,264.99 : x
  2. Step 2: Convert to fraction form
    14,639.15/20,197.04 = 8,264.99/x
  3. Step 3: Cross multiply
    14,639.15x = 20,197.04 × 8,264.99
  4. Step 4: Simplify right side
    14,639.15x = 166,928,191.32
  5. Step 5: Solve for x
    x = 166,928,191.32/14,639.15
  6. Step 6: Final answer
    x = 11,402.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.