Home / 32,629.60-48,944.40-18,767.20

Finding the Fourth Proportional to 32,629.60, 48,944.40 and 18,767.20

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Solution

The fourth proportional to 32,629.60, 48,944.40 and 18,767.20 is: 28,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,629.60 : 48,944.40 = 18,767.20 : x
  2. Step 2: Convert to fraction form
    32,629.60/48,944.40 = 18,767.20/x
  3. Step 3: Cross multiply
    32,629.60x = 48,944.40 × 18,767.20
  4. Step 4: Simplify right side
    32,629.60x = 918,549,343.68
  5. Step 5: Solve for x
    x = 918,549,343.68/32,629.60
  6. Step 6: Final answer
    x = 28,150.80

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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.