Home / 30,170.16-41,633.01-16,740.63

Finding the Fourth Proportional to 30,170.16, 41,633.01 and 16,740.63

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Solution

The fourth proportional to 30,170.16, 41,633.01 and 16,740.63 is: 23,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170.16 : 41,633.01 = 16,740.63 : x
  2. Step 2: Convert to fraction form
    30,170.16/41,633.01 = 16,740.63/x
  3. Step 3: Cross multiply
    30,170.16x = 41,633.01 × 16,740.63
  4. Step 4: Simplify right side
    30,170.16x = 696,962,816.20
  5. Step 5: Solve for x
    x = 696,962,816.20/30,170.16
  6. Step 6: Final answer
    x = 23,101.06

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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.