Home / 30,348.15-41,880.81-17,604.28

Finding the Fourth Proportional to 30,348.15, 41,880.81 and 17,604.28

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Solution

The fourth proportional to 30,348.15, 41,880.81 and 17,604.28 is: 24,294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348.15 : 41,880.81 = 17,604.28 : x
  2. Step 2: Convert to fraction form
    30,348.15/41,880.81 = 17,604.28/x
  3. Step 3: Cross multiply
    30,348.15x = 41,880.81 × 17,604.28
  4. Step 4: Simplify right side
    30,348.15x = 737,281,505.87
  5. Step 5: Solve for x
    x = 737,281,505.87/30,348.15
  6. Step 6: Final answer
    x = 24,294.12

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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.