Home / 37,719.09-56,550.69-18,985.41

Finding the Fourth Proportional to 37,719.09, 56,550.69 and 18,985.41

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Solution

The fourth proportional to 37,719.09, 56,550.69 and 18,985.41 is: 28,464.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,719.09 : 56,550.69 = 18,985.41 : x
  2. Step 2: Convert to fraction form
    37,719.09/56,550.69 = 18,985.41/x
  3. Step 3: Cross multiply
    37,719.09x = 56,550.69 × 18,985.41
  4. Step 4: Simplify right side
    37,719.09x = 1,073,638,035.43
  5. Step 5: Solve for x
    x = 1,073,638,035.43/37,719.09
  6. Step 6: Final answer
    x = 28,464.05

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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.