Home / 13,056.44-19,611.18-11,531.00

Finding the Fourth Proportional to 13,056.44, 19,611.18 and 11,531.00

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Solution

The fourth proportional to 13,056.44, 19,611.18 and 11,531.00 is: 17,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.44 : 19,611.18 = 11,531.00 : x
  2. Step 2: Convert to fraction form
    13,056.44/19,611.18 = 11,531.00/x
  3. Step 3: Cross multiply
    13,056.44x = 19,611.18 × 11,531.00
  4. Step 4: Simplify right side
    13,056.44x = 226,136,565.61
  5. Step 5: Solve for x
    x = 226,136,565.61/13,056.44
  6. Step 6: Final answer
    x = 17,319.93

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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.