Home / 19,851.08-27,364.02-15,652.04

Finding the Fourth Proportional to 19,851.08, 27,364.02 and 15,652.04

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Solution

The fourth proportional to 19,851.08, 27,364.02 and 15,652.04 is: 21,575.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.08 : 27,364.02 = 15,652.04 : x
  2. Step 2: Convert to fraction form
    19,851.08/27,364.02 = 15,652.04/x
  3. Step 3: Cross multiply
    19,851.08x = 27,364.02 × 15,652.04
  4. Step 4: Simplify right side
    19,851.08x = 428,302,735.60
  5. Step 5: Solve for x
    x = 428,302,735.60/19,851.08
  6. Step 6: Final answer
    x = 21,575.79

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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.