Home / 32,161.60-48,250.08-13,431.20

Finding the Fourth Proportional to 32,161.60, 48,250.08 and 13,431.20

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Solution

The fourth proportional to 32,161.60, 48,250.08 and 13,431.20 is: 20,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,161.60 : 48,250.08 = 13,431.20 : x
  2. Step 2: Convert to fraction form
    32,161.60/48,250.08 = 13,431.20/x
  3. Step 3: Cross multiply
    32,161.60x = 48,250.08 × 13,431.20
  4. Step 4: Simplify right side
    32,161.60x = 648,056,474.50
  5. Step 5: Solve for x
    x = 648,056,474.50/32,161.60
  6. Step 6: Final answer
    x = 20,150.01

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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.