Home / 30,717.42-46,076.10-8,530.79

Finding the Fourth Proportional to 30,717.42, 46,076.10 and 8,530.79

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Solution

The fourth proportional to 30,717.42, 46,076.10 and 8,530.79 is: 12,796.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,717.42 : 46,076.10 = 8,530.79 : x
  2. Step 2: Convert to fraction form
    30,717.42/46,076.10 = 8,530.79/x
  3. Step 3: Cross multiply
    30,717.42x = 46,076.10 × 8,530.79
  4. Step 4: Simplify right side
    30,717.42x = 393,065,533.12
  5. Step 5: Solve for x
    x = 393,065,533.12/30,717.42
  6. Step 6: Final answer
    x = 12,796.18

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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.