Home / 19,245.68-26,561.52-11,290.96

Finding the Fourth Proportional to 19,245.68, 26,561.52 and 11,290.96

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Solution

The fourth proportional to 19,245.68, 26,561.52 and 11,290.96 is: 15,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.68 : 26,561.52 = 11,290.96 : x
  2. Step 2: Convert to fraction form
    19,245.68/26,561.52 = 11,290.96/x
  3. Step 3: Cross multiply
    19,245.68x = 26,561.52 × 11,290.96
  4. Step 4: Simplify right side
    19,245.68x = 299,905,059.86
  5. Step 5: Solve for x
    x = 299,905,059.86/19,245.68
  6. Step 6: Final answer
    x = 15,582.98

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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.