Home / 28,473.16-39,293.22-16,537

Finding the Fourth Proportional to 28,473.16, 39,293.22 and 16,537

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Solution

The fourth proportional to 28,473.16, 39,293.22 and 16,537 is: 22,821.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473.16 : 39,293.22 = 16,537 : x
  2. Step 2: Convert to fraction form
    28,473.16/39,293.22 = 16,537/x
  3. Step 3: Cross multiply
    28,473.16x = 39,293.22 × 16,537
  4. Step 4: Simplify right side
    28,473.16x = 649,791,979.14
  5. Step 5: Solve for x
    x = 649,791,979.14/28,473.16
  6. Step 6: Final answer
    x = 22,821.21

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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.