Home / 27,919.48-41,848.02-12,106.24

Finding the Fourth Proportional to 27,919.48, 41,848.02 and 12,106.24

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Solution

The fourth proportional to 27,919.48, 41,848.02 and 12,106.24 is: 18,145.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919.48 : 41,848.02 = 12,106.24 : x
  2. Step 2: Convert to fraction form
    27,919.48/41,848.02 = 12,106.24/x
  3. Step 3: Cross multiply
    27,919.48x = 41,848.02 × 12,106.24
  4. Step 4: Simplify right side
    27,919.48x = 506,622,173.64
  5. Step 5: Solve for x
    x = 506,622,173.64/27,919.48
  6. Step 6: Final answer
    x = 18,145.83

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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.