Home / 50,889.87-76,340.48-17,612.91

Finding the Fourth Proportional to 50,889.87, 76,340.48 and 17,612.91

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Solution

The fourth proportional to 50,889.87, 76,340.48 and 17,612.91 is: 26,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,889.87 : 76,340.48 = 17,612.91 : x
  2. Step 2: Convert to fraction form
    50,889.87/76,340.48 = 17,612.91/x
  3. Step 3: Cross multiply
    50,889.87x = 76,340.48 × 17,612.91
  4. Step 4: Simplify right side
    50,889.87x = 1,344,577,915.53
  5. Step 5: Solve for x
    x = 1,344,577,915.53/50,889.87
  6. Step 6: Final answer
    x = 26,421.33

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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.