Home / 20,596.49-30,820.91-17,832.70

Finding the Fourth Proportional to 20,596.49, 30,820.91 and 17,832.70

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Solution

The fourth proportional to 20,596.49, 30,820.91 and 17,832.70 is: 26,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,596.49 : 30,820.91 = 17,832.70 : x
  2. Step 2: Convert to fraction form
    20,596.49/30,820.91 = 17,832.70/x
  3. Step 3: Cross multiply
    20,596.49x = 30,820.91 × 17,832.70
  4. Step 4: Simplify right side
    20,596.49x = 549,619,887.65
  5. Step 5: Solve for x
    x = 549,619,887.65/20,596.49
  6. Step 6: Final answer
    x = 26,685.13

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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.