Home / 32,128.35-48,192.37-21,432.09

Finding the Fourth Proportional to 32,128.35, 48,192.37 and 21,432.09

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Solution

The fourth proportional to 32,128.35, 48,192.37 and 21,432.09 is: 32,148.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,128.35 : 48,192.37 = 21,432.09 : x
  2. Step 2: Convert to fraction form
    32,128.35/48,192.37 = 21,432.09/x
  3. Step 3: Cross multiply
    32,128.35x = 48,192.37 × 21,432.09
  4. Step 4: Simplify right side
    32,128.35x = 1,032,863,338.29
  5. Step 5: Solve for x
    x = 1,032,863,338.29/32,128.35
  6. Step 6: Final answer
    x = 32,148.04

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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.