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Finding the Fourth Proportional to 35,270.98, 52,906.78 and 8,975.76

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Solution

The fourth proportional to 35,270.98, 52,906.78 and 8,975.76 is: 13,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,270.98 : 52,906.78 = 8,975.76 : x
  2. Step 2: Convert to fraction form
    35,270.98/52,906.78 = 8,975.76/x
  3. Step 3: Cross multiply
    35,270.98x = 52,906.78 × 8,975.76
  4. Step 4: Simplify right side
    35,270.98x = 474,878,559.65
  5. Step 5: Solve for x
    x = 474,878,559.65/35,270.98
  6. Step 6: Final answer
    x = 13,463.72

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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.