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Finding the Fourth Proportional to 37,661.98, 56,502.09 and 11,365.12

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Solution

The fourth proportional to 37,661.98, 56,502.09 and 11,365.12 is: 17,050.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,661.98 : 56,502.09 = 11,365.12 : x
  2. Step 2: Convert to fraction form
    37,661.98/56,502.09 = 11,365.12/x
  3. Step 3: Cross multiply
    37,661.98x = 56,502.09 × 11,365.12
  4. Step 4: Simplify right side
    37,661.98x = 642,153,033.10
  5. Step 5: Solve for x
    x = 642,153,033.10/37,661.98
  6. Step 6: Final answer
    x = 17,050.43

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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.