Home / 27,303.92-37,639.32-19,321.52

Finding the Fourth Proportional to 27,303.92, 37,639.32 and 19,321.52

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Solution

The fourth proportional to 27,303.92, 37,639.32 and 19,321.52 is: 26,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,303.92 : 37,639.32 = 19,321.52 : x
  2. Step 2: Convert to fraction form
    27,303.92/37,639.32 = 19,321.52/x
  3. Step 3: Cross multiply
    27,303.92x = 37,639.32 × 19,321.52
  4. Step 4: Simplify right side
    27,303.92x = 727,248,874.17
  5. Step 5: Solve for x
    x = 727,248,874.17/27,303.92
  6. Step 6: Final answer
    x = 26,635.33

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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.