Home / 30,718.04-46,078.27-8,531.53

Finding the Fourth Proportional to 30,718.04, 46,078.27 and 8,531.53

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Solution

The fourth proportional to 30,718.04, 46,078.27 and 8,531.53 is: 12,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,718.04 : 46,078.27 = 8,531.53 : x
  2. Step 2: Convert to fraction form
    30,718.04/46,078.27 = 8,531.53/x
  3. Step 3: Cross multiply
    30,718.04x = 46,078.27 × 8,531.53
  4. Step 4: Simplify right side
    30,718.04x = 393,118,006.33
  5. Step 5: Solve for x
    x = 393,118,006.33/30,718.04
  6. Step 6: Final answer
    x = 12,797.63

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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.