Home / 28,649.50-39,536.58-16,074.52

Finding the Fourth Proportional to 28,649.50, 39,536.58 and 16,074.52

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Solution

The fourth proportional to 28,649.50, 39,536.58 and 16,074.52 is: 22,182.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,649.50 : 39,536.58 = 16,074.52 : x
  2. Step 2: Convert to fraction form
    28,649.50/39,536.58 = 16,074.52/x
  3. Step 3: Cross multiply
    28,649.50x = 39,536.58 × 16,074.52
  4. Step 4: Simplify right side
    28,649.50x = 635,531,545.94
  5. Step 5: Solve for x
    x = 635,531,545.94/28,649.50
  6. Step 6: Final answer
    x = 22,182.99

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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.