Home / 37,577.18-56,372.26-12,619.64

Finding the Fourth Proportional to 37,577.18, 56,372.26 and 12,619.64

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Solution

The fourth proportional to 37,577.18, 56,372.26 and 12,619.64 is: 18,931.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,577.18 : 56,372.26 = 12,619.64 : x
  2. Step 2: Convert to fraction form
    37,577.18/56,372.26 = 12,619.64/x
  3. Step 3: Cross multiply
    37,577.18x = 56,372.26 × 12,619.64
  4. Step 4: Simplify right side
    37,577.18x = 711,397,627.19
  5. Step 5: Solve for x
    x = 711,397,627.19/37,577.18
  6. Step 6: Final answer
    x = 18,931.64

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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.