Home / 19,895.28-29,760.84-16,345.32

Finding the Fourth Proportional to 19,895.28, 29,760.84 and 16,345.32

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Solution

The fourth proportional to 19,895.28, 29,760.84 and 16,345.32 is: 24,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895.28 : 29,760.84 = 16,345.32 : x
  2. Step 2: Convert to fraction form
    19,895.28/29,760.84 = 16,345.32/x
  3. Step 3: Cross multiply
    19,895.28x = 29,760.84 × 16,345.32
  4. Step 4: Simplify right side
    19,895.28x = 486,450,453.27
  5. Step 5: Solve for x
    x = 486,450,453.27/19,895.28
  6. Step 6: Final answer
    x = 24,450.55

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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.