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Finding the Fourth Proportional to 14,062.56, 21,073.02 and 6,157.77

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Solution

The fourth proportional to 14,062.56, 21,073.02 and 6,157.77 is: 9,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,062.56 : 21,073.02 = 6,157.77 : x
  2. Step 2: Convert to fraction form
    14,062.56/21,073.02 = 6,157.77/x
  3. Step 3: Cross multiply
    14,062.56x = 21,073.02 × 6,157.77
  4. Step 4: Simplify right side
    14,062.56x = 129,762,810.37
  5. Step 5: Solve for x
    x = 129,762,810.37/14,062.56
  6. Step 6: Final answer
    x = 9,227.54

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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.