Home / 14,377.02-19,840.32-8,089.80

Finding the Fourth Proportional to 14,377.02, 19,840.32 and 8,089.80

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Solution

The fourth proportional to 14,377.02, 19,840.32 and 8,089.80 is: 11,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.02 : 19,840.32 = 8,089.80 : x
  2. Step 2: Convert to fraction form
    14,377.02/19,840.32 = 8,089.80/x
  3. Step 3: Cross multiply
    14,377.02x = 19,840.32 × 8,089.80
  4. Step 4: Simplify right side
    14,377.02x = 160,504,220.74
  5. Step 5: Solve for x
    x = 160,504,220.74/14,377.02
  6. Step 6: Final answer
    x = 11,163.94

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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.