Home / 36,703.08-55,056.96-15,631.20

Finding the Fourth Proportional to 36,703.08, 55,056.96 and 15,631.20

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Solution

The fourth proportional to 36,703.08, 55,056.96 and 15,631.20 is: 23,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703.08 : 55,056.96 = 15,631.20 : x
  2. Step 2: Convert to fraction form
    36,703.08/55,056.96 = 15,631.20/x
  3. Step 3: Cross multiply
    36,703.08x = 55,056.96 × 15,631.20
  4. Step 4: Simplify right side
    36,703.08x = 860,606,353.15
  5. Step 5: Solve for x
    x = 860,606,353.15/36,703.08
  6. Step 6: Final answer
    x = 23,447.80

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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.