Home / 40,989.87-56,567.07-23,085.54

Finding the Fourth Proportional to 40,989.87, 56,567.07 and 23,085.54

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Solution

The fourth proportional to 40,989.87, 56,567.07 and 23,085.54 is: 31,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,989.87 : 56,567.07 = 23,085.54 : x
  2. Step 2: Convert to fraction form
    40,989.87/56,567.07 = 23,085.54/x
  3. Step 3: Cross multiply
    40,989.87x = 56,567.07 × 23,085.54
  4. Step 4: Simplify right side
    40,989.87x = 1,305,881,357.17
  5. Step 5: Solve for x
    x = 1,305,881,357.17/40,989.87
  6. Step 6: Final answer
    x = 31,858.64

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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.