Home / 28,465.66-39,282.46-16,531.93

Finding the Fourth Proportional to 28,465.66, 39,282.46 and 16,531.93

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Solution

The fourth proportional to 28,465.66, 39,282.46 and 16,531.93 is: 22,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,465.66 : 39,282.46 = 16,531.93 : x
  2. Step 2: Convert to fraction form
    28,465.66/39,282.46 = 16,531.93/x
  3. Step 3: Cross multiply
    28,465.66x = 39,282.46 × 16,531.93
  4. Step 4: Simplify right side
    28,465.66x = 649,414,878.95
  5. Step 5: Solve for x
    x = 649,414,878.95/28,465.66
  6. Step 6: Final answer
    x = 22,813.98

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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.