Home / 14,001.74-19,322.32-7,628.32

Finding the Fourth Proportional to 14,001.74, 19,322.32 and 7,628.32

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Solution

The fourth proportional to 14,001.74, 19,322.32 and 7,628.32 is: 10,527.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.74 : 19,322.32 = 7,628.32 : x
  2. Step 2: Convert to fraction form
    14,001.74/19,322.32 = 7,628.32/x
  3. Step 3: Cross multiply
    14,001.74x = 19,322.32 × 7,628.32
  4. Step 4: Simplify right side
    14,001.74x = 147,396,826.60
  5. Step 5: Solve for x
    x = 147,396,826.60/14,001.74
  6. Step 6: Final answer
    x = 10,527.04

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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.