Home / 32,128.45-44,339.30-17,985.85

Finding the Fourth Proportional to 32,128.45, 44,339.30 and 17,985.85

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Solution

The fourth proportional to 32,128.45, 44,339.30 and 17,985.85 is: 24,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,128.45 : 44,339.30 = 17,985.85 : x
  2. Step 2: Convert to fraction form
    32,128.45/44,339.30 = 17,985.85/x
  3. Step 3: Cross multiply
    32,128.45x = 44,339.30 × 17,985.85
  4. Step 4: Simplify right side
    32,128.45x = 797,479,865.57
  5. Step 5: Solve for x
    x = 797,479,865.57/32,128.45
  6. Step 6: Final answer
    x = 24,821.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.