Home / 30,937.87-46,391.13-15,119.26

Finding the Fourth Proportional to 30,937.87, 46,391.13 and 15,119.26

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Solution

The fourth proportional to 30,937.87, 46,391.13 and 15,119.26 is: 22,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,937.87 : 46,391.13 = 15,119.26 : x
  2. Step 2: Convert to fraction form
    30,937.87/46,391.13 = 15,119.26/x
  3. Step 3: Cross multiply
    30,937.87x = 46,391.13 × 15,119.26
  4. Step 4: Simplify right side
    30,937.87x = 701,399,440.19
  5. Step 5: Solve for x
    x = 701,399,440.19/30,937.87
  6. Step 6: Final answer
    x = 22,671.22

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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.