Home / 14,568.13-20,104.04-8,280.50

Finding the Fourth Proportional to 14,568.13, 20,104.04 and 8,280.50

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Solution

The fourth proportional to 14,568.13, 20,104.04 and 8,280.50 is: 11,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568.13 : 20,104.04 = 8,280.50 : x
  2. Step 2: Convert to fraction form
    14,568.13/20,104.04 = 8,280.50/x
  3. Step 3: Cross multiply
    14,568.13x = 20,104.04 × 8,280.50
  4. Step 4: Simplify right side
    14,568.13x = 166,471,503.22
  5. Step 5: Solve for x
    x = 166,471,503.22/14,568.13
  6. Step 6: Final answer
    x = 11,427.10

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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.