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Finding the Fourth Proportional to 29,302.99, 43,953.87 and 7,116.48

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Solution

The fourth proportional to 29,302.99, 43,953.87 and 7,116.48 is: 10,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,302.99 : 43,953.87 = 7,116.48 : x
  2. Step 2: Convert to fraction form
    29,302.99/43,953.87 = 7,116.48/x
  3. Step 3: Cross multiply
    29,302.99x = 43,953.87 × 7,116.48
  4. Step 4: Simplify right side
    29,302.99x = 312,796,836.78
  5. Step 5: Solve for x
    x = 312,796,836.78/29,302.99
  6. Step 6: Final answer
    x = 10,674.57

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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.