Home / 12,842.03-19,266.08-4,077.02

Finding the Fourth Proportional to 12,842.03, 19,266.08 and 4,077.02

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Solution

The fourth proportional to 12,842.03, 19,266.08 and 4,077.02 is: 6,116.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842.03 : 19,266.08 = 4,077.02 : x
  2. Step 2: Convert to fraction form
    12,842.03/19,266.08 = 4,077.02/x
  3. Step 3: Cross multiply
    12,842.03x = 19,266.08 × 4,077.02
  4. Step 4: Simplify right side
    12,842.03x = 78,548,076.77
  5. Step 5: Solve for x
    x = 78,548,076.77/12,842.03
  6. Step 6: Final answer
    x = 6,116.49

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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.