Home / 19,541.45-29,170.68-17,176.86

Finding the Fourth Proportional to 19,541.45, 29,170.68 and 17,176.86

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Solution

The fourth proportional to 19,541.45, 29,170.68 and 17,176.86 is: 25,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.45 : 29,170.68 = 17,176.86 : x
  2. Step 2: Convert to fraction form
    19,541.45/29,170.68 = 17,176.86/x
  3. Step 3: Cross multiply
    19,541.45x = 29,170.68 × 17,176.86
  4. Step 4: Simplify right side
    19,541.45x = 501,060,718.67
  5. Step 5: Solve for x
    x = 501,060,718.67/19,541.45
  6. Step 6: Final answer
    x = 25,640.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.