Home / 50,954.30-76,438.65-15,890.30

Finding the Fourth Proportional to 50,954.30, 76,438.65 and 15,890.30

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Solution

The fourth proportional to 50,954.30, 76,438.65 and 15,890.30 is: 23,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,954.30 : 76,438.65 = 15,890.30 : x
  2. Step 2: Convert to fraction form
    50,954.30/76,438.65 = 15,890.30/x
  3. Step 3: Cross multiply
    50,954.30x = 76,438.65 × 15,890.30
  4. Step 4: Simplify right side
    50,954.30x = 1,214,633,080.10
  5. Step 5: Solve for x
    x = 1,214,633,080.10/50,954.30
  6. Step 6: Final answer
    x = 23,837.70

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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.