Home / 23,218.08-34,658.40-19,952.16

Finding the Fourth Proportional to 23,218.08, 34,658.40 and 19,952.16

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Solution

The fourth proportional to 23,218.08, 34,658.40 and 19,952.16 is: 29,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.08 : 34,658.40 = 19,952.16 : x
  2. Step 2: Convert to fraction form
    23,218.08/34,658.40 = 19,952.16/x
  3. Step 3: Cross multiply
    23,218.08x = 34,658.40 × 19,952.16
  4. Step 4: Simplify right side
    23,218.08x = 691,509,942.14
  5. Step 5: Solve for x
    x = 691,509,942.14/23,218.08
  6. Step 6: Final answer
    x = 29,783.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.