Home / 33,439.19-46,130.18-20,007.72

Finding the Fourth Proportional to 33,439.19, 46,130.18 and 20,007.72

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Solution

The fourth proportional to 33,439.19, 46,130.18 and 20,007.72 is: 27,601.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,439.19 : 46,130.18 = 20,007.72 : x
  2. Step 2: Convert to fraction form
    33,439.19/46,130.18 = 20,007.72/x
  3. Step 3: Cross multiply
    33,439.19x = 46,130.18 × 20,007.72
  4. Step 4: Simplify right side
    33,439.19x = 922,959,624.95
  5. Step 5: Solve for x
    x = 922,959,624.95/33,439.19
  6. Step 6: Final answer
    x = 27,601.14

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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.