Home / 14,136.02-19,506.26-8,169.60

Finding the Fourth Proportional to 14,136.02, 19,506.26 and 8,169.60

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Solution

The fourth proportional to 14,136.02, 19,506.26 and 8,169.60 is: 11,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.02 : 19,506.26 = 8,169.60 : x
  2. Step 2: Convert to fraction form
    14,136.02/19,506.26 = 8,169.60/x
  3. Step 3: Cross multiply
    14,136.02x = 19,506.26 × 8,169.60
  4. Step 4: Simplify right side
    14,136.02x = 159,358,341.70
  5. Step 5: Solve for x
    x = 159,358,341.70/14,136.02
  6. Step 6: Final answer
    x = 11,273.21

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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.