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Finding the Fourth Proportional to 14,045.67, 21,063.06 and 4,683.87

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Solution

The fourth proportional to 14,045.67, 21,063.06 and 4,683.87 is: 7,023.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.67 : 21,063.06 = 4,683.87 : x
  2. Step 2: Convert to fraction form
    14,045.67/21,063.06 = 4,683.87/x
  3. Step 3: Cross multiply
    14,045.67x = 21,063.06 × 4,683.87
  4. Step 4: Simplify right side
    14,045.67x = 98,656,634.84
  5. Step 5: Solve for x
    x = 98,656,634.84/14,045.67
  6. Step 6: Final answer
    x = 7,023.99

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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.