Home / 14,146.83-19,522.95-7,773.75

Finding the Fourth Proportional to 14,146.83, 19,522.95 and 7,773.75

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Solution

The fourth proportional to 14,146.83, 19,522.95 and 7,773.75 is: 10,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.83 : 19,522.95 = 7,773.75 : x
  2. Step 2: Convert to fraction form
    14,146.83/19,522.95 = 7,773.75/x
  3. Step 3: Cross multiply
    14,146.83x = 19,522.95 × 7,773.75
  4. Step 4: Simplify right side
    14,146.83x = 151,766,532.56
  5. Step 5: Solve for x
    x = 151,766,532.56/14,146.83
  6. Step 6: Final answer
    x = 10,727.95

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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.