Home / 43,308.06-64,957.05-11,716.62

Finding the Fourth Proportional to 43,308.06, 64,957.05 and 11,716.62

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Solution

The fourth proportional to 43,308.06, 64,957.05 and 11,716.62 is: 17,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,308.06 : 64,957.05 = 11,716.62 : x
  2. Step 2: Convert to fraction form
    43,308.06/64,957.05 = 11,716.62/x
  3. Step 3: Cross multiply
    43,308.06x = 64,957.05 × 11,716.62
  4. Step 4: Simplify right side
    43,308.06x = 761,077,071.17
  5. Step 5: Solve for x
    x = 761,077,071.17/43,308.06
  6. Step 6: Final answer
    x = 17,573.57

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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.