Home / 39,866.40-59,328.99-38,537.64

Finding the Fourth Proportional to 39,866.40, 59,328.99 and 38,537.64

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Solution

The fourth proportional to 39,866.40, 59,328.99 and 38,537.64 is: 57,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,866.40 : 59,328.99 = 38,537.64 : x
  2. Step 2: Convert to fraction form
    39,866.40/59,328.99 = 38,537.64/x
  3. Step 3: Cross multiply
    39,866.40x = 59,328.99 × 38,537.64
  4. Step 4: Simplify right side
    39,866.40x = 2,286,399,258.18
  5. Step 5: Solve for x
    x = 2,286,399,258.18/39,866.40
  6. Step 6: Final answer
    x = 57,351.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.