Home / 39,509.87-54,523.67-22,513.37

Finding the Fourth Proportional to 39,509.87, 54,523.67 and 22,513.37

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Solution

The fourth proportional to 39,509.87, 54,523.67 and 22,513.37 is: 31,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,509.87 : 54,523.67 = 22,513.37 : x
  2. Step 2: Convert to fraction form
    39,509.87/54,523.67 = 22,513.37/x
  3. Step 3: Cross multiply
    39,509.87x = 54,523.67 × 22,513.37
  4. Step 4: Simplify right side
    39,509.87x = 1,227,511,171.28
  5. Step 5: Solve for x
    x = 1,227,511,171.28/39,509.87
  6. Step 6: Final answer
    x = 31,068.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.