Home / 43,301.37-64,952.06-13,721.51

Finding the Fourth Proportional to 43,301.37, 64,952.06 and 13,721.51

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Solution

The fourth proportional to 43,301.37, 64,952.06 and 13,721.51 is: 20,582.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,301.37 : 64,952.06 = 13,721.51 : x
  2. Step 2: Convert to fraction form
    43,301.37/64,952.06 = 13,721.51/x
  3. Step 3: Cross multiply
    43,301.37x = 64,952.06 × 13,721.51
  4. Step 4: Simplify right side
    43,301.37x = 891,239,947.44
  5. Step 5: Solve for x
    x = 891,239,947.44/43,301.37
  6. Step 6: Final answer
    x = 20,582.26

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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.