Home / 14,370.60-19,830.32-7,996.72

Finding the Fourth Proportional to 14,370.60, 19,830.32 and 7,996.72

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Solution

The fourth proportional to 14,370.60, 19,830.32 and 7,996.72 is: 11,034.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.60 : 19,830.32 = 7,996.72 : x
  2. Step 2: Convert to fraction form
    14,370.60/19,830.32 = 7,996.72/x
  3. Step 3: Cross multiply
    14,370.60x = 19,830.32 × 7,996.72
  4. Step 4: Simplify right side
    14,370.60x = 158,577,516.55
  5. Step 5: Solve for x
    x = 158,577,516.55/14,370.60
  6. Step 6: Final answer
    x = 11,034.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.