Home / 40,068.98-60,050.39-21,308.63

Finding the Fourth Proportional to 40,068.98, 60,050.39 and 21,308.63

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Solution

The fourth proportional to 40,068.98, 60,050.39 and 21,308.63 is: 31,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,068.98 : 60,050.39 = 21,308.63 : x
  2. Step 2: Convert to fraction form
    40,068.98/60,050.39 = 21,308.63/x
  3. Step 3: Cross multiply
    40,068.98x = 60,050.39 × 21,308.63
  4. Step 4: Simplify right side
    40,068.98x = 1,279,591,135.07
  5. Step 5: Solve for x
    x = 1,279,591,135.07/40,068.98
  6. Step 6: Final answer
    x = 31,934.70

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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.