Home / 14,416.56-21,629.28-8,174.64

Finding the Fourth Proportional to 14,416.56, 21,629.28 and 8,174.64

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Solution

The fourth proportional to 14,416.56, 21,629.28 and 8,174.64 is: 12,264.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,416.56 : 21,629.28 = 8,174.64 : x
  2. Step 2: Convert to fraction form
    14,416.56/21,629.28 = 8,174.64/x
  3. Step 3: Cross multiply
    14,416.56x = 21,629.28 × 8,174.64
  4. Step 4: Simplify right side
    14,416.56x = 176,811,577.46
  5. Step 5: Solve for x
    x = 176,811,577.46/14,416.56
  6. Step 6: Final answer
    x = 12,264.48

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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.