Home / 33,866.92-46,746.54-21,931.12

Finding the Fourth Proportional to 33,866.92, 46,746.54 and 21,931.12

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Solution

The fourth proportional to 33,866.92, 46,746.54 and 21,931.12 is: 30,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,866.92 : 46,746.54 = 21,931.12 : x
  2. Step 2: Convert to fraction form
    33,866.92/46,746.54 = 21,931.12/x
  3. Step 3: Cross multiply
    33,866.92x = 46,746.54 × 21,931.12
  4. Step 4: Simplify right side
    33,866.92x = 1,025,203,978.32
  5. Step 5: Solve for x
    x = 1,025,203,978.32/33,866.92
  6. Step 6: Final answer
    x = 30,271.54

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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.