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Finding the Fourth Proportional to 29,047.34, 43,570.99 and 8,270.84

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Solution

The fourth proportional to 29,047.34, 43,570.99 and 8,270.84 is: 12,406.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,047.34 : 43,570.99 = 8,270.84 : x
  2. Step 2: Convert to fraction form
    29,047.34/43,570.99 = 8,270.84/x
  3. Step 3: Cross multiply
    29,047.34x = 43,570.99 × 8,270.84
  4. Step 4: Simplify right side
    29,047.34x = 360,368,686.93
  5. Step 5: Solve for x
    x = 360,368,686.93/29,047.34
  6. Step 6: Final answer
    x = 12,406.25

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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.