Home / 43,287.51-64,938.42-15,200.26

Finding the Fourth Proportional to 43,287.51, 64,938.42 and 15,200.26

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Solution

The fourth proportional to 43,287.51, 64,938.42 and 15,200.26 is: 22,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,287.51 : 64,938.42 = 15,200.26 : x
  2. Step 2: Convert to fraction form
    43,287.51/64,938.42 = 15,200.26/x
  3. Step 3: Cross multiply
    43,287.51x = 64,938.42 × 15,200.26
  4. Step 4: Simplify right side
    43,287.51x = 987,080,867.99
  5. Step 5: Solve for x
    x = 987,080,867.99/43,287.51
  6. Step 6: Final answer
    x = 22,802.90

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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.