Home / 37,058.96-51,140.76-21,143.36

Finding the Fourth Proportional to 37,058.96, 51,140.76 and 21,143.36

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Solution

The fourth proportional to 37,058.96, 51,140.76 and 21,143.36 is: 29,177.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,058.96 : 51,140.76 = 21,143.36 : x
  2. Step 2: Convert to fraction form
    37,058.96/51,140.76 = 21,143.36/x
  3. Step 3: Cross multiply
    37,058.96x = 51,140.76 × 21,143.36
  4. Step 4: Simplify right side
    37,058.96x = 1,081,287,499.35
  5. Step 5: Solve for x
    x = 1,081,287,499.35/37,058.96
  6. Step 6: Final answer
    x = 29,177.49

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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.