Home / 19,015.86-26,243.50-11,058.60

Finding the Fourth Proportional to 19,015.86, 26,243.50 and 11,058.60

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Solution

The fourth proportional to 19,015.86, 26,243.50 and 11,058.60 is: 15,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.86 : 26,243.50 = 11,058.60 : x
  2. Step 2: Convert to fraction form
    19,015.86/26,243.50 = 11,058.60/x
  3. Step 3: Cross multiply
    19,015.86x = 26,243.50 × 11,058.60
  4. Step 4: Simplify right side
    19,015.86x = 290,216,369.10
  5. Step 5: Solve for x
    x = 290,216,369.10/19,015.86
  6. Step 6: Final answer
    x = 15,261.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.