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Finding the Fourth Proportional to 33,776.65, 50,670.42 and 10,403.08

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Solution

The fourth proportional to 33,776.65, 50,670.42 and 10,403.08 is: 15,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,776.65 : 50,670.42 = 10,403.08 : x
  2. Step 2: Convert to fraction form
    33,776.65/50,670.42 = 10,403.08/x
  3. Step 3: Cross multiply
    33,776.65x = 50,670.42 × 10,403.08
  4. Step 4: Simplify right side
    33,776.65x = 527,128,432.89
  5. Step 5: Solve for x
    x = 527,128,432.89/33,776.65
  6. Step 6: Final answer
    x = 15,606.30

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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.