Home / 39,659.29-59,471.44-18,582.36

Finding the Fourth Proportional to 39,659.29, 59,471.44 and 18,582.36

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Solution

The fourth proportional to 39,659.29, 59,471.44 and 18,582.36 is: 27,865.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,659.29 : 59,471.44 = 18,582.36 : x
  2. Step 2: Convert to fraction form
    39,659.29/59,471.44 = 18,582.36/x
  3. Step 3: Cross multiply
    39,659.29x = 59,471.44 × 18,582.36
  4. Step 4: Simplify right side
    39,659.29x = 1,105,119,707.80
  5. Step 5: Solve for x
    x = 1,105,119,707.80/39,659.29
  6. Step 6: Final answer
    x = 27,865.34

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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.