Home / 31,331.63-43,237.67-17,184.53

Finding the Fourth Proportional to 31,331.63, 43,237.67 and 17,184.53

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Solution

The fourth proportional to 31,331.63, 43,237.67 and 17,184.53 is: 23,714.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,331.63 : 43,237.67 = 17,184.53 : x
  2. Step 2: Convert to fraction form
    31,331.63/43,237.67 = 17,184.53/x
  3. Step 3: Cross multiply
    31,331.63x = 43,237.67 × 17,184.53
  4. Step 4: Simplify right side
    31,331.63x = 743,019,037.25
  5. Step 5: Solve for x
    x = 743,019,037.25/31,331.63
  6. Step 6: Final answer
    x = 23,714.66

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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.