Home / 39,802.94-59,683.80-11,719.34

Finding the Fourth Proportional to 39,802.94, 59,683.80 and 11,719.34

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Solution

The fourth proportional to 39,802.94, 59,683.80 and 11,719.34 is: 17,572.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,802.94 : 59,683.80 = 11,719.34 : x
  2. Step 2: Convert to fraction form
    39,802.94/59,683.80 = 11,719.34/x
  3. Step 3: Cross multiply
    39,802.94x = 59,683.80 × 11,719.34
  4. Step 4: Simplify right side
    39,802.94x = 699,454,744.69
  5. Step 5: Solve for x
    x = 699,454,744.69/39,802.94
  6. Step 6: Final answer
    x = 17,572.94

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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.