Home / 43,042.07-64,566.83-11,877.32

Finding the Fourth Proportional to 43,042.07, 64,566.83 and 11,877.32

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Solution

The fourth proportional to 43,042.07, 64,566.83 and 11,877.32 is: 17,817.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,042.07 : 64,566.83 = 11,877.32 : x
  2. Step 2: Convert to fraction form
    43,042.07/64,566.83 = 11,877.32/x
  3. Step 3: Cross multiply
    43,042.07x = 64,566.83 × 11,877.32
  4. Step 4: Simplify right side
    43,042.07x = 766,881,092.41
  5. Step 5: Solve for x
    x = 766,881,092.41/43,042.07
  6. Step 6: Final answer
    x = 17,817.01

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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.