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Finding the Fourth Proportional to 29,246.12, 43,869.18 and 7,059.48

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Solution

The fourth proportional to 29,246.12, 43,869.18 and 7,059.48 is: 10,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,246.12 : 43,869.18 = 7,059.48 : x
  2. Step 2: Convert to fraction form
    29,246.12/43,869.18 = 7,059.48/x
  3. Step 3: Cross multiply
    29,246.12x = 43,869.18 × 7,059.48
  4. Step 4: Simplify right side
    29,246.12x = 309,693,598.83
  5. Step 5: Solve for x
    x = 309,693,598.83/29,246.12
  6. Step 6: Final answer
    x = 10,589.22

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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.