Home / 23,256.81-34,885.23-19,136.16

Finding the Fourth Proportional to 23,256.81, 34,885.23 and 19,136.16

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Solution

The fourth proportional to 23,256.81, 34,885.23 and 19,136.16 is: 28,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,256.81 : 34,885.23 = 19,136.16 : x
  2. Step 2: Convert to fraction form
    23,256.81/34,885.23 = 19,136.16/x
  3. Step 3: Cross multiply
    23,256.81x = 34,885.23 × 19,136.16
  4. Step 4: Simplify right side
    23,256.81x = 667,569,342.92
  5. Step 5: Solve for x
    x = 667,569,342.92/23,256.81
  6. Step 6: Final answer
    x = 28,704.25

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Double scale
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Similar ratio
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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.