Home / 19,601.42-29,407.07-8,505.41

Finding the Fourth Proportional to 19,601.42, 29,407.07 and 8,505.41

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Solution

The fourth proportional to 19,601.42, 29,407.07 and 8,505.41 is: 12,760.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.42 : 29,407.07 = 8,505.41 : x
  2. Step 2: Convert to fraction form
    19,601.42/29,407.07 = 8,505.41/x
  3. Step 3: Cross multiply
    19,601.42x = 29,407.07 × 8,505.41
  4. Step 4: Simplify right side
    19,601.42x = 250,119,061.48
  5. Step 5: Solve for x
    x = 250,119,061.48/19,601.42
  6. Step 6: Final answer
    x = 12,760.26

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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.