Home / 32,102.20-48,121.71-18,758.26

Finding the Fourth Proportional to 32,102.20, 48,121.71 and 18,758.26

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Solution

The fourth proportional to 32,102.20, 48,121.71 and 18,758.26 is: 28,118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,102.20 : 48,121.71 = 18,758.26 : x
  2. Step 2: Convert to fraction form
    32,102.20/48,121.71 = 18,758.26/x
  3. Step 3: Cross multiply
    32,102.20x = 48,121.71 × 18,758.26
  4. Step 4: Simplify right side
    32,102.20x = 902,679,643.15
  5. Step 5: Solve for x
    x = 902,679,643.15/32,102.20
  6. Step 6: Final answer
    x = 28,118.93

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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.