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Finding the Fourth Proportional to 19,574.68, 29,373.66 and 7,093.48

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Solution

The fourth proportional to 19,574.68, 29,373.66 and 7,093.48 is: 10,644.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.68 : 29,373.66 = 7,093.48 : x
  2. Step 2: Convert to fraction form
    19,574.68/29,373.66 = 7,093.48/x
  3. Step 3: Cross multiply
    19,574.68x = 29,373.66 × 7,093.48
  4. Step 4: Simplify right side
    19,574.68x = 208,361,469.74
  5. Step 5: Solve for x
    x = 208,361,469.74/19,574.68
  6. Step 6: Final answer
    x = 10,644.44

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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.