Home / 32,105.19-48,148.05-8,728.59

Finding the Fourth Proportional to 32,105.19, 48,148.05 and 8,728.59

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Solution

The fourth proportional to 32,105.19, 48,148.05 and 8,728.59 is: 13,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,105.19 : 48,148.05 = 8,728.59 : x
  2. Step 2: Convert to fraction form
    32,105.19/48,148.05 = 8,728.59/x
  3. Step 3: Cross multiply
    32,105.19x = 48,148.05 × 8,728.59
  4. Step 4: Simplify right side
    32,105.19x = 420,264,587.75
  5. Step 5: Solve for x
    x = 420,264,587.75/32,105.19
  6. Step 6: Final answer
    x = 13,090.24

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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.