Home / 39,269-58,922.40-19,549.28

Finding the Fourth Proportional to 39,269, 58,922.40 and 19,549.28

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Solution

The fourth proportional to 39,269, 58,922.40 and 19,549.28 is: 29,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,269 : 58,922.40 = 19,549.28 : x
  2. Step 2: Convert to fraction form
    39,269/58,922.40 = 19,549.28/x
  3. Step 3: Cross multiply
    39,269x = 58,922.40 × 19,549.28
  4. Step 4: Simplify right side
    39,269x = 1,151,890,495.87
  5. Step 5: Solve for x
    x = 1,151,890,495.87/39,269
  6. Step 6: Final answer
    x = 29,333.33

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1.5x scale

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.