Home / 31,400.37-43,332.54-17,253.24

Finding the Fourth Proportional to 31,400.37, 43,332.54 and 17,253.24

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Solution

The fourth proportional to 31,400.37, 43,332.54 and 17,253.24 is: 23,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,400.37 : 43,332.54 = 17,253.24 : x
  2. Step 2: Convert to fraction form
    31,400.37/43,332.54 = 17,253.24/x
  3. Step 3: Cross multiply
    31,400.37x = 43,332.54 × 17,253.24
  4. Step 4: Simplify right side
    31,400.37x = 747,626,712.43
  5. Step 5: Solve for x
    x = 747,626,712.43/31,400.37
  6. Step 6: Final answer
    x = 23,809.49

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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.