Home / 38,845.82-53,605.64-22,935.40

Finding the Fourth Proportional to 38,845.82, 53,605.64 and 22,935.40

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Solution

The fourth proportional to 38,845.82, 53,605.64 and 22,935.40 is: 31,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845.82 : 53,605.64 = 22,935.40 : x
  2. Step 2: Convert to fraction form
    38,845.82/53,605.64 = 22,935.40/x
  3. Step 3: Cross multiply
    38,845.82x = 53,605.64 × 22,935.40
  4. Step 4: Simplify right side
    38,845.82x = 1,229,466,795.66
  5. Step 5: Solve for x
    x = 1,229,466,795.66/38,845.82
  6. Step 6: Final answer
    x = 31,649.91

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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.