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Finding the Fourth Proportional to 14,266.46, 21,399.93 and 5,944.46

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Solution

The fourth proportional to 14,266.46, 21,399.93 and 5,944.46 is: 8,916.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.46 : 21,399.93 = 5,944.46 : x
  2. Step 2: Convert to fraction form
    14,266.46/21,399.93 = 5,944.46/x
  3. Step 3: Cross multiply
    14,266.46x = 21,399.93 × 5,944.46
  4. Step 4: Simplify right side
    14,266.46x = 127,210,920.89
  5. Step 5: Solve for x
    x = 127,210,920.89/14,266.46
  6. Step 6: Final answer
    x = 8,916.78

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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.