Home / 31,262.52-43,144.75-17,830.70

Finding the Fourth Proportional to 31,262.52, 43,144.75 and 17,830.70

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Solution

The fourth proportional to 31,262.52, 43,144.75 and 17,830.70 is: 24,607.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,262.52 : 43,144.75 = 17,830.70 : x
  2. Step 2: Convert to fraction form
    31,262.52/43,144.75 = 17,830.70/x
  3. Step 3: Cross multiply
    31,262.52x = 43,144.75 × 17,830.70
  4. Step 4: Simplify right side
    31,262.52x = 769,301,062.18
  5. Step 5: Solve for x
    x = 769,301,062.18/31,262.52
  6. Step 6: Final answer
    x = 24,607.77

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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.