Home / 14,136.58-19,510.03-8,087.38

Finding the Fourth Proportional to 14,136.58, 19,510.03 and 8,087.38

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Solution

The fourth proportional to 14,136.58, 19,510.03 and 8,087.38 is: 11,161.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.58 : 19,510.03 = 8,087.38 : x
  2. Step 2: Convert to fraction form
    14,136.58/19,510.03 = 8,087.38/x
  3. Step 3: Cross multiply
    14,136.58x = 19,510.03 × 8,087.38
  4. Step 4: Simplify right side
    14,136.58x = 157,785,026.42
  5. Step 5: Solve for x
    x = 157,785,026.42/14,136.58
  6. Step 6: Final answer
    x = 11,161.47

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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.