Home / 37,628.91-56,408.05-12,651.50

Finding the Fourth Proportional to 37,628.91, 56,408.05 and 12,651.50

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Solution

The fourth proportional to 37,628.91, 56,408.05 and 12,651.50 is: 18,965.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,628.91 : 56,408.05 = 12,651.50 : x
  2. Step 2: Convert to fraction form
    37,628.91/56,408.05 = 12,651.50/x
  3. Step 3: Cross multiply
    37,628.91x = 56,408.05 × 12,651.50
  4. Step 4: Simplify right side
    37,628.91x = 713,646,444.58
  5. Step 5: Solve for x
    x = 713,646,444.58/37,628.91
  6. Step 6: Final answer
    x = 18,965.38

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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.