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Finding the Fourth Proportional to 19,347.88, 29,025.18 and 7,033

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Solution

The fourth proportional to 19,347.88, 29,025.18 and 7,033 is: 10,550.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.88 : 29,025.18 = 7,033 : x
  2. Step 2: Convert to fraction form
    19,347.88/29,025.18 = 7,033/x
  3. Step 3: Cross multiply
    19,347.88x = 29,025.18 × 7,033
  4. Step 4: Simplify right side
    19,347.88x = 204,134,090.94
  5. Step 5: Solve for x
    x = 204,134,090.94/19,347.88
  6. Step 6: Final answer
    x = 10,550.72

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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.