Home / 19,494.95-29,222.08-14,145.21

Finding the Fourth Proportional to 19,494.95, 29,222.08 and 14,145.21

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Solution

The fourth proportional to 19,494.95, 29,222.08 and 14,145.21 is: 21,203.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,494.95 : 29,222.08 = 14,145.21 : x
  2. Step 2: Convert to fraction form
    19,494.95/29,222.08 = 14,145.21/x
  3. Step 3: Cross multiply
    19,494.95x = 29,222.08 × 14,145.21
  4. Step 4: Simplify right side
    19,494.95x = 413,352,277.93
  5. Step 5: Solve for x
    x = 413,352,277.93/19,494.95
  6. Step 6: Final answer
    x = 21,203.04

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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.