Home / 13,072.52-19,611.66-4,307.06

Finding the Fourth Proportional to 13,072.52, 19,611.66 and 4,307.06

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Solution

The fourth proportional to 13,072.52, 19,611.66 and 4,307.06 is: 6,461.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.52 : 19,611.66 = 4,307.06 : x
  2. Step 2: Convert to fraction form
    13,072.52/19,611.66 = 4,307.06/x
  3. Step 3: Cross multiply
    13,072.52x = 19,611.66 × 4,307.06
  4. Step 4: Simplify right side
    13,072.52x = 84,468,596.32
  5. Step 5: Solve for x
    x = 84,468,596.32/13,072.52
  6. Step 6: Final answer
    x = 6,461.54

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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.