Home / 30,768.92-46,164.13-9,712.22

Finding the Fourth Proportional to 30,768.92, 46,164.13 and 9,712.22

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Solution

The fourth proportional to 30,768.92, 46,164.13 and 9,712.22 is: 14,571.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,768.92 : 46,164.13 = 9,712.22 : x
  2. Step 2: Convert to fraction form
    30,768.92/46,164.13 = 9,712.22/x
  3. Step 3: Cross multiply
    30,768.92x = 46,164.13 × 9,712.22
  4. Step 4: Simplify right side
    30,768.92x = 448,356,186.67
  5. Step 5: Solve for x
    x = 448,356,186.67/30,768.92
  6. Step 6: Final answer
    x = 14,571.72

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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.