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Finding the Fourth Proportional to 37,087.56, 55,631.58 and 9,385.56

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Solution

The fourth proportional to 37,087.56, 55,631.58 and 9,385.56 is: 14,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,087.56 : 55,631.58 = 9,385.56 : x
  2. Step 2: Convert to fraction form
    37,087.56/55,631.58 = 9,385.56/x
  3. Step 3: Cross multiply
    37,087.56x = 55,631.58 × 9,385.56
  4. Step 4: Simplify right side
    37,087.56x = 522,133,531.98
  5. Step 5: Solve for x
    x = 522,133,531.98/37,087.56
  6. Step 6: Final answer
    x = 14,078.40

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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.