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Finding the Fourth Proportional to 32,505.70, 48,758.55 and 9,132.34

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Solution

The fourth proportional to 32,505.70, 48,758.55 and 9,132.34 is: 13,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,505.70 : 48,758.55 = 9,132.34 : x
  2. Step 2: Convert to fraction form
    32,505.70/48,758.55 = 9,132.34/x
  3. Step 3: Cross multiply
    32,505.70x = 48,758.55 × 9,132.34
  4. Step 4: Simplify right side
    32,505.70x = 445,279,656.51
  5. Step 5: Solve for x
    x = 445,279,656.51/32,505.70
  6. Step 6: Final answer
    x = 13,698.51

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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.