Home / 37,608.62-56,415.75-12,648.74

Finding the Fourth Proportional to 37,608.62, 56,415.75 and 12,648.74

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Solution

The fourth proportional to 37,608.62, 56,415.75 and 12,648.74 is: 18,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,608.62 : 56,415.75 = 12,648.74 : x
  2. Step 2: Convert to fraction form
    37,608.62/56,415.75 = 12,648.74/x
  3. Step 3: Cross multiply
    37,608.62x = 56,415.75 × 12,648.74
  4. Step 4: Simplify right side
    37,608.62x = 713,587,871.58
  5. Step 5: Solve for x
    x = 713,587,871.58/37,608.62
  6. Step 6: Final answer
    x = 18,974.05

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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.