Home / 27,994.26-38,639.79-19,056.72

Finding the Fourth Proportional to 27,994.26, 38,639.79 and 19,056.72

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Solution

The fourth proportional to 27,994.26, 38,639.79 and 19,056.72 is: 26,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,994.26 : 38,639.79 = 19,056.72 : x
  2. Step 2: Convert to fraction form
    27,994.26/38,639.79 = 19,056.72/x
  3. Step 3: Cross multiply
    27,994.26x = 38,639.79 × 19,056.72
  4. Step 4: Simplify right side
    27,994.26x = 736,347,658.89
  5. Step 5: Solve for x
    x = 736,347,658.89/27,994.26
  6. Step 6: Final answer
    x = 26,303.52

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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.