Home / 37,140.36-55,709.97-9,060.63

Finding the Fourth Proportional to 37,140.36, 55,709.97 and 9,060.63

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Solution

The fourth proportional to 37,140.36, 55,709.97 and 9,060.63 is: 13,590.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,140.36 : 55,709.97 = 9,060.63 : x
  2. Step 2: Convert to fraction form
    37,140.36/55,709.97 = 9,060.63/x
  3. Step 3: Cross multiply
    37,140.36x = 55,709.97 × 9,060.63
  4. Step 4: Simplify right side
    37,140.36x = 504,767,425.48
  5. Step 5: Solve for x
    x = 504,767,425.48/37,140.36
  6. Step 6: Final answer
    x = 13,590.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.