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Finding the Fourth Proportional to 46,889.44, 70,311.48 and 17,321.20

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Solution

The fourth proportional to 46,889.44, 70,311.48 and 17,321.20 is: 25,973.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,889.44 : 70,311.48 = 17,321.20 : x
  2. Step 2: Convert to fraction form
    46,889.44/70,311.48 = 17,321.20/x
  3. Step 3: Cross multiply
    46,889.44x = 70,311.48 × 17,321.20
  4. Step 4: Simplify right side
    46,889.44x = 1,217,879,207.38
  5. Step 5: Solve for x
    x = 1,217,879,207.38/46,889.44
  6. Step 6: Final answer
    x = 25,973.42

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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.