Home / 43,068.66-64,612.31-13,080.44

Finding the Fourth Proportional to 43,068.66, 64,612.31 and 13,080.44

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Solution

The fourth proportional to 43,068.66, 64,612.31 and 13,080.44 is: 19,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,068.66 : 64,612.31 = 13,080.44 : x
  2. Step 2: Convert to fraction form
    43,068.66/64,612.31 = 13,080.44/x
  3. Step 3: Cross multiply
    43,068.66x = 64,612.31 × 13,080.44
  4. Step 4: Simplify right side
    43,068.66x = 845,157,055.75
  5. Step 5: Solve for x
    x = 845,157,055.75/43,068.66
  6. Step 6: Final answer
    x = 19,623.48

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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.