Home / 34,620.32-47,780.62-19,516.26

Finding the Fourth Proportional to 34,620.32, 47,780.62 and 19,516.26

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Solution

The fourth proportional to 34,620.32, 47,780.62 and 19,516.26 is: 26,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,620.32 : 47,780.62 = 19,516.26 : x
  2. Step 2: Convert to fraction form
    34,620.32/47,780.62 = 19,516.26/x
  3. Step 3: Cross multiply
    34,620.32x = 47,780.62 × 19,516.26
  4. Step 4: Simplify right side
    34,620.32x = 932,499,002.88
  5. Step 5: Solve for x
    x = 932,499,002.88/34,620.32
  6. Step 6: Final answer
    x = 26,935.02

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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.