Home / 19,559.84-26,992.32-11,176.16

Finding the Fourth Proportional to 19,559.84, 26,992.32 and 11,176.16

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Solution

The fourth proportional to 19,559.84, 26,992.32 and 11,176.16 is: 15,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.84 : 26,992.32 = 11,176.16 : x
  2. Step 2: Convert to fraction form
    19,559.84/26,992.32 = 11,176.16/x
  3. Step 3: Cross multiply
    19,559.84x = 26,992.32 × 11,176.16
  4. Step 4: Simplify right side
    19,559.84x = 301,670,487.09
  5. Step 5: Solve for x
    x = 301,670,487.09/19,559.84
  6. Step 6: Final answer
    x = 15,422.95

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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.