Home / 12,365.10-18,534.58-4,042.89

Finding the Fourth Proportional to 12,365.10, 18,534.58 and 4,042.89

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Solution

The fourth proportional to 12,365.10, 18,534.58 and 4,042.89 is: 6,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365.10 : 18,534.58 = 4,042.89 : x
  2. Step 2: Convert to fraction form
    12,365.10/18,534.58 = 4,042.89/x
  3. Step 3: Cross multiply
    12,365.10x = 18,534.58 × 4,042.89
  4. Step 4: Simplify right side
    12,365.10x = 74,933,258.03
  5. Step 5: Solve for x
    x = 74,933,258.03/12,365.10
  6. Step 6: Final answer
    x = 6,060.06

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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.