Home / 30,140.48-41,591.82-17,394.19

Finding the Fourth Proportional to 30,140.48, 41,591.82 and 17,394.19

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Solution

The fourth proportional to 30,140.48, 41,591.82 and 17,394.19 is: 24,002.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,140.48 : 41,591.82 = 17,394.19 : x
  2. Step 2: Convert to fraction form
    30,140.48/41,591.82 = 17,394.19/x
  3. Step 3: Cross multiply
    30,140.48x = 41,591.82 × 17,394.19
  4. Step 4: Simplify right side
    30,140.48x = 723,455,724.60
  5. Step 5: Solve for x
    x = 723,455,724.60/30,140.48
  6. Step 6: Final answer
    x = 24,002.80

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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.