Home / 14,126.10-19,494.93-8,158.02

Finding the Fourth Proportional to 14,126.10, 19,494.93 and 8,158.02

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Solution

The fourth proportional to 14,126.10, 19,494.93 and 8,158.02 is: 11,258.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.10 : 19,494.93 = 8,158.02 : x
  2. Step 2: Convert to fraction form
    14,126.10/19,494.93 = 8,158.02/x
  3. Step 3: Cross multiply
    14,126.10x = 19,494.93 × 8,158.02
  4. Step 4: Simplify right side
    14,126.10x = 159,040,028.84
  5. Step 5: Solve for x
    x = 159,040,028.84/14,126.10
  6. Step 6: Final answer
    x = 11,258.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.