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Finding the Fourth Proportional to 29,828.01, 44,740.98 and 7,641.57

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Solution

The fourth proportional to 29,828.01, 44,740.98 and 7,641.57 is: 11,462.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,828.01 : 44,740.98 = 7,641.57 : x
  2. Step 2: Convert to fraction form
    29,828.01/44,740.98 = 7,641.57/x
  3. Step 3: Cross multiply
    29,828.01x = 44,740.98 × 7,641.57
  4. Step 4: Simplify right side
    29,828.01x = 341,891,330.54
  5. Step 5: Solve for x
    x = 341,891,330.54/29,828.01
  6. Step 6: Final answer
    x = 11,462.09

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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.