Home / 30,718.94-46,081.67-8,532.36

Finding the Fourth Proportional to 30,718.94, 46,081.67 and 8,532.36

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Solution

The fourth proportional to 30,718.94, 46,081.67 and 8,532.36 is: 12,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,718.94 : 46,081.67 = 8,532.36 : x
  2. Step 2: Convert to fraction form
    30,718.94/46,081.67 = 8,532.36/x
  3. Step 3: Cross multiply
    30,718.94x = 46,081.67 × 8,532.36
  4. Step 4: Simplify right side
    30,718.94x = 393,185,355.18
  5. Step 5: Solve for x
    x = 393,185,355.18/30,718.94
  6. Step 6: Final answer
    x = 12,799.45

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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.