Home / 19,109.21-26,369.24-10,610.55

Finding the Fourth Proportional to 19,109.21, 26,369.24 and 10,610.55

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Solution

The fourth proportional to 19,109.21, 26,369.24 and 10,610.55 is: 14,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,109.21 : 26,369.24 = 10,610.55 : x
  2. Step 2: Convert to fraction form
    19,109.21/26,369.24 = 10,610.55/x
  3. Step 3: Cross multiply
    19,109.21x = 26,369.24 × 10,610.55
  4. Step 4: Simplify right side
    19,109.21x = 279,792,086.43
  5. Step 5: Solve for x
    x = 279,792,086.43/19,109.21
  6. Step 6: Final answer
    x = 14,641.74

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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.