Home / 31,009.06-46,513.59-7,635.52

Finding the Fourth Proportional to 31,009.06, 46,513.59 and 7,635.52

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Solution

The fourth proportional to 31,009.06, 46,513.59 and 7,635.52 is: 11,453.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,009.06 : 46,513.59 = 7,635.52 : x
  2. Step 2: Convert to fraction form
    31,009.06/46,513.59 = 7,635.52/x
  3. Step 3: Cross multiply
    31,009.06x = 46,513.59 × 7,635.52
  4. Step 4: Simplify right side
    31,009.06x = 355,155,446.72
  5. Step 5: Solve for x
    x = 355,155,446.72/31,009.06
  6. Step 6: Final answer
    x = 11,453.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.