Home / 51,946.32-71,690.32-29,289.68

Finding the Fourth Proportional to 51,946.32, 71,690.32 and 29,289.68

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Solution

The fourth proportional to 51,946.32, 71,690.32 and 29,289.68 is: 40,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,946.32 : 71,690.32 = 29,289.68 : x
  2. Step 2: Convert to fraction form
    51,946.32/71,690.32 = 29,289.68/x
  3. Step 3: Cross multiply
    51,946.32x = 71,690.32 × 29,289.68
  4. Step 4: Simplify right side
    51,946.32x = 2,099,786,531.90
  5. Step 5: Solve for x
    x = 2,099,786,531.90/51,946.32
  6. Step 6: Final answer
    x = 40,422.24

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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.