Home / 27,111.60-40,667.40-25,143.30

Finding the Fourth Proportional to 27,111.60, 40,667.40 and 25,143.30

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Solution

The fourth proportional to 27,111.60, 40,667.40 and 25,143.30 is: 37,714.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,111.60 : 40,667.40 = 25,143.30 : x
  2. Step 2: Convert to fraction form
    27,111.60/40,667.40 = 25,143.30/x
  3. Step 3: Cross multiply
    27,111.60x = 40,667.40 × 25,143.30
  4. Step 4: Simplify right side
    27,111.60x = 1,022,512,638.42
  5. Step 5: Solve for x
    x = 1,022,512,638.42/27,111.60
  6. Step 6: Final answer
    x = 37,714.95

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1.5x scale

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.