Home / 40,005.74-55,208.44-23,010.32

Finding the Fourth Proportional to 40,005.74, 55,208.44 and 23,010.32

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Solution

The fourth proportional to 40,005.74, 55,208.44 and 23,010.32 is: 31,754.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,005.74 : 55,208.44 = 23,010.32 : x
  2. Step 2: Convert to fraction form
    40,005.74/55,208.44 = 23,010.32/x
  3. Step 3: Cross multiply
    40,005.74x = 55,208.44 × 23,010.32
  4. Step 4: Simplify right side
    40,005.74x = 1,270,363,871.10
  5. Step 5: Solve for x
    x = 1,270,363,871.10/40,005.74
  6. Step 6: Final answer
    x = 31,754.54

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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.