Home / 13,036.02-19,539.45-7,845.54

Finding the Fourth Proportional to 13,036.02, 19,539.45 and 7,845.54

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Solution

The fourth proportional to 13,036.02, 19,539.45 and 7,845.54 is: 11,759.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.02 : 19,539.45 = 7,845.54 : x
  2. Step 2: Convert to fraction form
    13,036.02/19,539.45 = 7,845.54/x
  3. Step 3: Cross multiply
    13,036.02x = 19,539.45 × 7,845.54
  4. Step 4: Simplify right side
    13,036.02x = 153,297,536.55
  5. Step 5: Solve for x
    x = 153,297,536.55/13,036.02
  6. Step 6: Final answer
    x = 11,759.54

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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.