Home / 50,323.61-69,445.07-28,812.64

Finding the Fourth Proportional to 50,323.61, 69,445.07 and 28,812.64

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Solution

The fourth proportional to 50,323.61, 69,445.07 and 28,812.64 is: 39,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,323.61 : 69,445.07 = 28,812.64 : x
  2. Step 2: Convert to fraction form
    50,323.61/69,445.07 = 28,812.64/x
  3. Step 3: Cross multiply
    50,323.61x = 69,445.07 × 28,812.64
  4. Step 4: Simplify right side
    50,323.61x = 2,000,895,801.68
  5. Step 5: Solve for x
    x = 2,000,895,801.68/50,323.61
  6. Step 6: Final answer
    x = 39,760.58

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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.