Home / 32,172.96-48,258.18-13,448.16

Finding the Fourth Proportional to 32,172.96, 48,258.18 and 13,448.16

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Solution

The fourth proportional to 32,172.96, 48,258.18 and 13,448.16 is: 20,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,172.96 : 48,258.18 = 13,448.16 : x
  2. Step 2: Convert to fraction form
    32,172.96/48,258.18 = 13,448.16/x
  3. Step 3: Cross multiply
    32,172.96x = 48,258.18 × 13,448.16
  4. Step 4: Simplify right side
    32,172.96x = 648,983,725.95
  5. Step 5: Solve for x
    x = 648,983,725.95/32,172.96
  6. Step 6: Final answer
    x = 20,171.71

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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.