Home / 30,160.88-45,226.92-17,684.70

Finding the Fourth Proportional to 30,160.88, 45,226.92 and 17,684.70

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Solution

The fourth proportional to 30,160.88, 45,226.92 and 17,684.70 is: 26,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,160.88 : 45,226.92 = 17,684.70 : x
  2. Step 2: Convert to fraction form
    30,160.88/45,226.92 = 17,684.70/x
  3. Step 3: Cross multiply
    30,160.88x = 45,226.92 × 17,684.70
  4. Step 4: Simplify right side
    30,160.88x = 799,824,637.51
  5. Step 5: Solve for x
    x = 799,824,637.51/30,160.88
  6. Step 6: Final answer
    x = 26,518.61

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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.