Home / 46,921.88-70,375.35-15,331.66

Finding the Fourth Proportional to 46,921.88, 70,375.35 and 15,331.66

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Solution

The fourth proportional to 46,921.88, 70,375.35 and 15,331.66 is: 22,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,921.88 : 70,375.35 = 15,331.66 : x
  2. Step 2: Convert to fraction form
    46,921.88/70,375.35 = 15,331.66/x
  3. Step 3: Cross multiply
    46,921.88x = 70,375.35 × 15,331.66
  4. Step 4: Simplify right side
    46,921.88x = 1,078,970,938.58
  5. Step 5: Solve for x
    x = 1,078,970,938.58/46,921.88
  6. Step 6: Final answer
    x = 22,995.05

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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.