Home / 19,335.42-26,686.17-16,190.46

Finding the Fourth Proportional to 19,335.42, 26,686.17 and 16,190.46

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Solution

The fourth proportional to 19,335.42, 26,686.17 and 16,190.46 is: 22,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.42 : 26,686.17 = 16,190.46 : x
  2. Step 2: Convert to fraction form
    19,335.42/26,686.17 = 16,190.46/x
  3. Step 3: Cross multiply
    19,335.42x = 26,686.17 × 16,190.46
  4. Step 4: Simplify right side
    19,335.42x = 432,061,367.94
  5. Step 5: Solve for x
    x = 432,061,367.94/19,335.42
  6. Step 6: Final answer
    x = 22,345.59

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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.