Home / 41,274.16-61,911.12-14,978.80

Finding the Fourth Proportional to 41,274.16, 61,911.12 and 14,978.80

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Solution

The fourth proportional to 41,274.16, 61,911.12 and 14,978.80 is: 22,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,274.16 : 61,911.12 = 14,978.80 : x
  2. Step 2: Convert to fraction form
    41,274.16/61,911.12 = 14,978.80/x
  3. Step 3: Cross multiply
    41,274.16x = 61,911.12 × 14,978.80
  4. Step 4: Simplify right side
    41,274.16x = 927,354,284.26
  5. Step 5: Solve for x
    x = 927,354,284.26/41,274.16
  6. Step 6: Final answer
    x = 22,468.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.