Home / 24,543.91-33,865.39-16,978.11

Finding the Fourth Proportional to 24,543.91, 33,865.39 and 16,978.11

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Solution

The fourth proportional to 24,543.91, 33,865.39 and 16,978.11 is: 23,426.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,543.91 : 33,865.39 = 16,978.11 : x
  2. Step 2: Convert to fraction form
    24,543.91/33,865.39 = 16,978.11/x
  3. Step 3: Cross multiply
    24,543.91x = 33,865.39 × 16,978.11
  4. Step 4: Simplify right side
    24,543.91x = 574,970,210.84
  5. Step 5: Solve for x
    x = 574,970,210.84/24,543.91
  6. Step 6: Final answer
    x = 23,426.19

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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.