Home / 32,179.32-48,275.40-11,120.12

Finding the Fourth Proportional to 32,179.32, 48,275.40 and 11,120.12

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Solution

The fourth proportional to 32,179.32, 48,275.40 and 11,120.12 is: 16,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,179.32 : 48,275.40 = 11,120.12 : x
  2. Step 2: Convert to fraction form
    32,179.32/48,275.40 = 11,120.12/x
  3. Step 3: Cross multiply
    32,179.32x = 48,275.40 × 11,120.12
  4. Step 4: Simplify right side
    32,179.32x = 536,828,241.05
  5. Step 5: Solve for x
    x = 536,828,241.05/32,179.32
  6. Step 6: Final answer
    x = 16,682.40

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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.