Home / 19,546.81-29,320.22-4,755.74

Finding the Fourth Proportional to 19,546.81, 29,320.22 and 4,755.74

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Solution

The fourth proportional to 19,546.81, 29,320.22 and 4,755.74 is: 7,133.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.81 : 29,320.22 = 4,755.74 : x
  2. Step 2: Convert to fraction form
    19,546.81/29,320.22 = 4,755.74/x
  3. Step 3: Cross multiply
    19,546.81x = 29,320.22 × 4,755.74
  4. Step 4: Simplify right side
    19,546.81x = 139,439,208.35
  5. Step 5: Solve for x
    x = 139,439,208.35/19,546.81
  6. Step 6: Final answer
    x = 7,133.61

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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.