Home / 13,706.57-20,566.66-6,316.23

Finding the Fourth Proportional to 13,706.57, 20,566.66 and 6,316.23

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Solution

The fourth proportional to 13,706.57, 20,566.66 and 6,316.23 is: 9,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,706.57 : 20,566.66 = 6,316.23 : x
  2. Step 2: Convert to fraction form
    13,706.57/20,566.66 = 6,316.23/x
  3. Step 3: Cross multiply
    13,706.57x = 20,566.66 × 6,316.23
  4. Step 4: Simplify right side
    13,706.57x = 129,903,712.38
  5. Step 5: Solve for x
    x = 129,903,712.38/13,706.57
  6. Step 6: Final answer
    x = 9,477.48

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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.