Home / 37,490.22-56,216.70-12,521.70

Finding the Fourth Proportional to 37,490.22, 56,216.70 and 12,521.70

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Solution

The fourth proportional to 37,490.22, 56,216.70 and 12,521.70 is: 18,776.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,490.22 : 56,216.70 = 12,521.70 : x
  2. Step 2: Convert to fraction form
    37,490.22/56,216.70 = 12,521.70/x
  3. Step 3: Cross multiply
    37,490.22x = 56,216.70 × 12,521.70
  4. Step 4: Simplify right side
    37,490.22x = 703,928,652.39
  5. Step 5: Solve for x
    x = 703,928,652.39/37,490.22
  6. Step 6: Final answer
    x = 18,776.33

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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.