Home / 28,635.44-39,518.88-16,061

Finding the Fourth Proportional to 28,635.44, 39,518.88 and 16,061

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Solution

The fourth proportional to 28,635.44, 39,518.88 and 16,061 is: 22,165.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,635.44 : 39,518.88 = 16,061 : x
  2. Step 2: Convert to fraction form
    28,635.44/39,518.88 = 16,061/x
  3. Step 3: Cross multiply
    28,635.44x = 39,518.88 × 16,061
  4. Step 4: Simplify right side
    28,635.44x = 634,712,731.68
  5. Step 5: Solve for x
    x = 634,712,731.68/28,635.44
  6. Step 6: Final answer
    x = 22,165.29

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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.