Home / 43,041.58-64,566.10-11,876.84

Finding the Fourth Proportional to 43,041.58, 64,566.10 and 11,876.84

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Solution

The fourth proportional to 43,041.58, 64,566.10 and 11,876.84 is: 17,816.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,041.58 : 64,566.10 = 11,876.84 : x
  2. Step 2: Convert to fraction form
    43,041.58/64,566.10 = 11,876.84/x
  3. Step 3: Cross multiply
    43,041.58x = 64,566.10 × 11,876.84
  4. Step 4: Simplify right side
    43,041.58x = 766,841,239.12
  5. Step 5: Solve for x
    x = 766,841,239.12/43,041.58
  6. Step 6: Final answer
    x = 17,816.29

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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.