Home / 39,901.48-59,838.22-21,886.09

Finding the Fourth Proportional to 39,901.48, 59,838.22 and 21,886.09

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Solution

The fourth proportional to 39,901.48, 59,838.22 and 21,886.09 is: 32,821.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,901.48 : 59,838.22 = 21,886.09 : x
  2. Step 2: Convert to fraction form
    39,901.48/59,838.22 = 21,886.09/x
  3. Step 3: Cross multiply
    39,901.48x = 59,838.22 × 21,886.09
  4. Step 4: Simplify right side
    39,901.48x = 1,309,624,668.36
  5. Step 5: Solve for x
    x = 1,309,624,668.36/39,901.48
  6. Step 6: Final answer
    x = 32,821.46

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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.