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Finding the Fourth Proportional to 37,086.89, 55,629.76 and 9,007.16

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Solution

The fourth proportional to 37,086.89, 55,629.76 and 9,007.16 is: 13,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,086.89 : 55,629.76 = 9,007.16 : x
  2. Step 2: Convert to fraction form
    37,086.89/55,629.76 = 9,007.16/x
  3. Step 3: Cross multiply
    37,086.89x = 55,629.76 × 9,007.16
  4. Step 4: Simplify right side
    37,086.89x = 501,066,149.08
  5. Step 5: Solve for x
    x = 501,066,149.08/37,086.89
  6. Step 6: Final answer
    x = 13,510.60

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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.