Home / 14,045.52-21,072.18-6,146.62

Finding the Fourth Proportional to 14,045.52, 21,072.18 and 6,146.62

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Solution

The fourth proportional to 14,045.52, 21,072.18 and 6,146.62 is: 9,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.52 : 21,072.18 = 6,146.62 : x
  2. Step 2: Convert to fraction form
    14,045.52/21,072.18 = 6,146.62/x
  3. Step 3: Cross multiply
    14,045.52x = 21,072.18 × 6,146.62
  4. Step 4: Simplify right side
    14,045.52x = 129,522,683.03
  5. Step 5: Solve for x
    x = 129,522,683.03/14,045.52
  6. Step 6: Final answer
    x = 9,221.64

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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.