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Finding the Fourth Proportional to 46,967.07, 70,481.14 and 20,339.07

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Solution

The fourth proportional to 46,967.07, 70,481.14 and 20,339.07 is: 30,521.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,967.07 : 70,481.14 = 20,339.07 : x
  2. Step 2: Convert to fraction form
    46,967.07/70,481.14 = 20,339.07/x
  3. Step 3: Cross multiply
    46,967.07x = 70,481.14 × 20,339.07
  4. Step 4: Simplify right side
    46,967.07x = 1,433,520,840.14
  5. Step 5: Solve for x
    x = 1,433,520,840.14/46,967.07
  6. Step 6: Final answer
    x = 30,521.83

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1.5x scale

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.