Home / 12,492.06-18,727.11-4,706.34

Finding the Fourth Proportional to 12,492.06, 18,727.11 and 4,706.34

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Solution

The fourth proportional to 12,492.06, 18,727.11 and 4,706.34 is: 7,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492.06 : 18,727.11 = 4,706.34 : x
  2. Step 2: Convert to fraction form
    12,492.06/18,727.11 = 4,706.34/x
  3. Step 3: Cross multiply
    12,492.06x = 18,727.11 × 4,706.34
  4. Step 4: Simplify right side
    12,492.06x = 88,136,146.88
  5. Step 5: Solve for x
    x = 88,136,146.88/12,492.06
  6. Step 6: Final answer
    x = 7,055.37

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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.