Home / 14,028.86-19,359.93-7,741.46

Finding the Fourth Proportional to 14,028.86, 19,359.93 and 7,741.46

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Solution

The fourth proportional to 14,028.86, 19,359.93 and 7,741.46 is: 10,683.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.86 : 19,359.93 = 7,741.46 : x
  2. Step 2: Convert to fraction form
    14,028.86/19,359.93 = 7,741.46/x
  3. Step 3: Cross multiply
    14,028.86x = 19,359.93 × 7,741.46
  4. Step 4: Simplify right side
    14,028.86x = 149,874,123.70
  5. Step 5: Solve for x
    x = 149,874,123.70/14,028.86
  6. Step 6: Final answer
    x = 10,683.27

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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.