Home / 28,617.52-39,492.48-16,042

Finding the Fourth Proportional to 28,617.52, 39,492.48 and 16,042

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Solution

The fourth proportional to 28,617.52, 39,492.48 and 16,042 is: 22,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,617.52 : 39,492.48 = 16,042 : x
  2. Step 2: Convert to fraction form
    28,617.52/39,492.48 = 16,042/x
  3. Step 3: Cross multiply
    28,617.52x = 39,492.48 × 16,042
  4. Step 4: Simplify right side
    28,617.52x = 633,538,364.16
  5. Step 5: Solve for x
    x = 633,538,364.16/28,617.52
  6. Step 6: Final answer
    x = 22,138.13

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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.