Home / 27,803.08-38,368.26-15,228.04

Finding the Fourth Proportional to 27,803.08, 38,368.26 and 15,228.04

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Solution

The fourth proportional to 27,803.08, 38,368.26 and 15,228.04 is: 21,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,803.08 : 38,368.26 = 15,228.04 : x
  2. Step 2: Convert to fraction form
    27,803.08/38,368.26 = 15,228.04/x
  3. Step 3: Cross multiply
    27,803.08x = 38,368.26 × 15,228.04
  4. Step 4: Simplify right side
    27,803.08x = 584,273,398.01
  5. Step 5: Solve for x
    x = 584,273,398.01/27,803.08
  6. Step 6: Final answer
    x = 21,014.70

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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.