Home / 39,362.38-59,043.63-11,976.35

Finding the Fourth Proportional to 39,362.38, 59,043.63 and 11,976.35

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Solution

The fourth proportional to 39,362.38, 59,043.63 and 11,976.35 is: 17,964.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,362.38 : 59,043.63 = 11,976.35 : x
  2. Step 2: Convert to fraction form
    39,362.38/59,043.63 = 11,976.35/x
  3. Step 3: Cross multiply
    39,362.38x = 59,043.63 × 11,976.35
  4. Step 4: Simplify right side
    39,362.38x = 707,127,325.76
  5. Step 5: Solve for x
    x = 707,127,325.76/39,362.38
  6. Step 6: Final answer
    x = 17,964.55

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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.