Home / 31,263.59-43,143.48-16,923.35

Finding the Fourth Proportional to 31,263.59, 43,143.48 and 16,923.35

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Solution

The fourth proportional to 31,263.59, 43,143.48 and 16,923.35 is: 23,354.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,263.59 : 43,143.48 = 16,923.35 : x
  2. Step 2: Convert to fraction form
    31,263.59/43,143.48 = 16,923.35/x
  3. Step 3: Cross multiply
    31,263.59x = 43,143.48 × 16,923.35
  4. Step 4: Simplify right side
    31,263.59x = 730,131,996.54
  5. Step 5: Solve for x
    x = 730,131,996.54/31,263.59
  6. Step 6: Final answer
    x = 23,354.07

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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.