Home / 13,089.44-19,670.32-13,017.60

Finding the Fourth Proportional to 13,089.44, 19,670.32 and 13,017.60

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Solution

The fourth proportional to 13,089.44, 19,670.32 and 13,017.60 is: 19,562.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,089.44 : 19,670.32 = 13,017.60 : x
  2. Step 2: Convert to fraction form
    13,089.44/19,670.32 = 13,017.60/x
  3. Step 3: Cross multiply
    13,089.44x = 19,670.32 × 13,017.60
  4. Step 4: Simplify right side
    13,089.44x = 256,060,357.63
  5. Step 5: Solve for x
    x = 256,060,357.63/13,089.44
  6. Step 6: Final answer
    x = 19,562.36

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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.