Home / 14,136.26-19,504.07-9,103.40

Finding the Fourth Proportional to 14,136.26, 19,504.07 and 9,103.40

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Solution

The fourth proportional to 14,136.26, 19,504.07 and 9,103.40 is: 12,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.26 : 19,504.07 = 9,103.40 : x
  2. Step 2: Convert to fraction form
    14,136.26/19,504.07 = 9,103.40/x
  3. Step 3: Cross multiply
    14,136.26x = 19,504.07 × 9,103.40
  4. Step 4: Simplify right side
    14,136.26x = 177,553,207.80
  5. Step 5: Solve for x
    x = 177,553,207.80/14,136.26
  6. Step 6: Final answer
    x = 12,560.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.