Home / 14,003.45-19,324.51-7,629.93

Finding the Fourth Proportional to 14,003.45, 19,324.51 and 7,629.93

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Solution

The fourth proportional to 14,003.45, 19,324.51 and 7,629.93 is: 10,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.45 : 19,324.51 = 7,629.93 : x
  2. Step 2: Convert to fraction form
    14,003.45/19,324.51 = 7,629.93/x
  3. Step 3: Cross multiply
    14,003.45x = 19,324.51 × 7,629.93
  4. Step 4: Simplify right side
    14,003.45x = 147,444,639.51
  5. Step 5: Solve for x
    x = 147,444,639.51/14,003.45
  6. Step 6: Final answer
    x = 10,529.17

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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.