Home / 19,641.22-29,491.38-16,897.74

Finding the Fourth Proportional to 19,641.22, 29,491.38 and 16,897.74

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Solution

The fourth proportional to 19,641.22, 29,491.38 and 16,897.74 is: 25,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.22 : 29,491.38 = 16,897.74 : x
  2. Step 2: Convert to fraction form
    19,641.22/29,491.38 = 16,897.74/x
  3. Step 3: Cross multiply
    19,641.22x = 29,491.38 × 16,897.74
  4. Step 4: Simplify right side
    19,641.22x = 498,337,671.48
  5. Step 5: Solve for x
    x = 498,337,671.48/19,641.22
  6. Step 6: Final answer
    x = 25,372.03

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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.