Home / 14,019.23-21,028.77-4,659.95

Finding the Fourth Proportional to 14,019.23, 21,028.77 and 4,659.95

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Solution

The fourth proportional to 14,019.23, 21,028.77 and 4,659.95 is: 6,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.23 : 21,028.77 = 4,659.95 : x
  2. Step 2: Convert to fraction form
    14,019.23/21,028.77 = 4,659.95/x
  3. Step 3: Cross multiply
    14,019.23x = 21,028.77 × 4,659.95
  4. Step 4: Simplify right side
    14,019.23x = 97,993,016.76
  5. Step 5: Solve for x
    x = 97,993,016.76/14,019.23
  6. Step 6: Final answer
    x = 6,989.90

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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.