Home / 30,081.74-41,512.28-16,652.70

Finding the Fourth Proportional to 30,081.74, 41,512.28 and 16,652.70

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Solution

The fourth proportional to 30,081.74, 41,512.28 and 16,652.70 is: 22,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,081.74 : 41,512.28 = 16,652.70 : x
  2. Step 2: Convert to fraction form
    30,081.74/41,512.28 = 16,652.70/x
  3. Step 3: Cross multiply
    30,081.74x = 41,512.28 × 16,652.70
  4. Step 4: Simplify right side
    30,081.74x = 691,291,545.16
  5. Step 5: Solve for x
    x = 691,291,545.16/30,081.74
  6. Step 6: Final answer
    x = 22,980.44

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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.