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Finding the Fourth Proportional to 19,944.80, 29,852.40 and 19,944.80

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Solution

The fourth proportional to 19,944.80, 29,852.40 and 19,944.80 is: 29,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.80 : 29,852.40 = 19,944.80 : x
  2. Step 2: Convert to fraction form
    19,944.80/29,852.40 = 19,944.80/x
  3. Step 3: Cross multiply
    19,944.80x = 29,852.40 × 19,944.80
  4. Step 4: Simplify right side
    19,944.80x = 595,400,147.52
  5. Step 5: Solve for x
    x = 595,400,147.52/19,944.80
  6. Step 6: Final answer
    x = 29,852.40

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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.