Home / 37,769.65-56,649.63-12,462.90

Finding the Fourth Proportional to 37,769.65, 56,649.63 and 12,462.90

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Solution

The fourth proportional to 37,769.65, 56,649.63 and 12,462.90 is: 18,692.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,769.65 : 56,649.63 = 12,462.90 : x
  2. Step 2: Convert to fraction form
    37,769.65/56,649.63 = 12,462.90/x
  3. Step 3: Cross multiply
    37,769.65x = 56,649.63 × 12,462.90
  4. Step 4: Simplify right side
    37,769.65x = 706,018,464.21
  5. Step 5: Solve for x
    x = 706,018,464.21/37,769.65
  6. Step 6: Final answer
    x = 18,692.75

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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.