Home / 14,028.48-19,360.80-7,741.44

Finding the Fourth Proportional to 14,028.48, 19,360.80 and 7,741.44

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Solution

The fourth proportional to 14,028.48, 19,360.80 and 7,741.44 is: 10,684.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.48 : 19,360.80 = 7,741.44 : x
  2. Step 2: Convert to fraction form
    14,028.48/19,360.80 = 7,741.44/x
  3. Step 3: Cross multiply
    14,028.48x = 19,360.80 × 7,741.44
  4. Step 4: Simplify right side
    14,028.48x = 149,880,471.55
  5. Step 5: Solve for x
    x = 149,880,471.55/14,028.48
  6. Step 6: Final answer
    x = 10,684.01

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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.