Home / 14,098.87-19,455.60-7,724.19

Finding the Fourth Proportional to 14,098.87, 19,455.60 and 7,724.19

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Solution

The fourth proportional to 14,098.87, 19,455.60 and 7,724.19 is: 10,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.87 : 19,455.60 = 7,724.19 : x
  2. Step 2: Convert to fraction form
    14,098.87/19,455.60 = 7,724.19/x
  3. Step 3: Cross multiply
    14,098.87x = 19,455.60 × 7,724.19
  4. Step 4: Simplify right side
    14,098.87x = 150,278,852.89
  5. Step 5: Solve for x
    x = 150,278,852.89/14,098.87
  6. Step 6: Final answer
    x = 10,658.93

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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.