Home / 31,403.24-43,336.76-17,256.07

Finding the Fourth Proportional to 31,403.24, 43,336.76 and 17,256.07

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Solution

The fourth proportional to 31,403.24, 43,336.76 and 17,256.07 is: 23,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,403.24 : 43,336.76 = 17,256.07 : x
  2. Step 2: Convert to fraction form
    31,403.24/43,336.76 = 17,256.07/x
  3. Step 3: Cross multiply
    31,403.24x = 43,336.76 × 17,256.07
  4. Step 4: Simplify right side
    31,403.24x = 747,822,164.13
  5. Step 5: Solve for x
    x = 747,822,164.13/31,403.24
  6. Step 6: Final answer
    x = 23,813.54

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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.