Home / 14,136.48-21,197.43-7,476.57

Finding the Fourth Proportional to 14,136.48, 21,197.43 and 7,476.57

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Solution

The fourth proportional to 14,136.48, 21,197.43 and 7,476.57 is: 11,211.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.48 : 21,197.43 = 7,476.57 : x
  2. Step 2: Convert to fraction form
    14,136.48/21,197.43 = 7,476.57/x
  3. Step 3: Cross multiply
    14,136.48x = 21,197.43 × 7,476.57
  4. Step 4: Simplify right side
    14,136.48x = 158,484,069.22
  5. Step 5: Solve for x
    x = 158,484,069.22/14,136.48
  6. Step 6: Final answer
    x = 11,211.00

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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.