Home / 27,579.02-38,058.80-15,003.77

Finding the Fourth Proportional to 27,579.02, 38,058.80 and 15,003.77

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Solution

The fourth proportional to 27,579.02, 38,058.80 and 15,003.77 is: 20,705.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579.02 : 38,058.80 = 15,003.77 : x
  2. Step 2: Convert to fraction form
    27,579.02/38,058.80 = 15,003.77/x
  3. Step 3: Cross multiply
    27,579.02x = 38,058.80 × 15,003.77
  4. Step 4: Simplify right side
    27,579.02x = 571,025,216.36
  5. Step 5: Solve for x
    x = 571,025,216.36/27,579.02
  6. Step 6: Final answer
    x = 20,705.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.