Home / 14,799.20-22,157.26-8,111.32

Finding the Fourth Proportional to 14,799.20, 22,157.26 and 8,111.32

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Solution

The fourth proportional to 14,799.20, 22,157.26 and 8,111.32 is: 12,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,799.20 : 22,157.26 = 8,111.32 : x
  2. Step 2: Convert to fraction form
    14,799.20/22,157.26 = 8,111.32/x
  3. Step 3: Cross multiply
    14,799.20x = 22,157.26 × 8,111.32
  4. Step 4: Simplify right side
    14,799.20x = 179,724,626.18
  5. Step 5: Solve for x
    x = 179,724,626.18/14,799.20
  6. Step 6: Final answer
    x = 12,144.21

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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.