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Finding the Fourth Proportional to 37,604.54, 56,411.46 and 12,647.22

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Solution

The fourth proportional to 37,604.54, 56,411.46 and 12,647.22 is: 18,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,604.54 : 56,411.46 = 12,647.22 : x
  2. Step 2: Convert to fraction form
    37,604.54/56,411.46 = 12,647.22/x
  3. Step 3: Cross multiply
    37,604.54x = 56,411.46 × 12,647.22
  4. Step 4: Simplify right side
    37,604.54x = 713,448,145.14
  5. Step 5: Solve for x
    x = 713,448,145.14/37,604.54
  6. Step 6: Final answer
    x = 18,972.40

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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.