Home / 23,980.06-35,973.15-12,871.51

Finding the Fourth Proportional to 23,980.06, 35,973.15 and 12,871.51

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Solution

The fourth proportional to 23,980.06, 35,973.15 and 12,871.51 is: 19,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,980.06 : 35,973.15 = 12,871.51 : x
  2. Step 2: Convert to fraction form
    23,980.06/35,973.15 = 12,871.51/x
  3. Step 3: Cross multiply
    23,980.06x = 35,973.15 × 12,871.51
  4. Step 4: Simplify right side
    23,980.06x = 463,028,759.96
  5. Step 5: Solve for x
    x = 463,028,759.96/23,980.06
  6. Step 6: Final answer
    x = 19,308.91

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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.