Home / 12,727.64-19,100.71-9,611.50

Finding the Fourth Proportional to 12,727.64, 19,100.71 and 9,611.50

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Solution

The fourth proportional to 12,727.64, 19,100.71 and 9,611.50 is: 14,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.64 : 19,100.71 = 9,611.50 : x
  2. Step 2: Convert to fraction form
    12,727.64/19,100.71 = 9,611.50/x
  3. Step 3: Cross multiply
    12,727.64x = 19,100.71 × 9,611.50
  4. Step 4: Simplify right side
    12,727.64x = 183,586,474.17
  5. Step 5: Solve for x
    x = 183,586,474.17/12,727.64
  6. Step 6: Final answer
    x = 14,424.24

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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.