Home / 19,453.55-26,849.18-11,275.94

Finding the Fourth Proportional to 19,453.55, 26,849.18 and 11,275.94

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Solution

The fourth proportional to 19,453.55, 26,849.18 and 11,275.94 is: 15,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.55 : 26,849.18 = 11,275.94 : x
  2. Step 2: Convert to fraction form
    19,453.55/26,849.18 = 11,275.94/x
  3. Step 3: Cross multiply
    19,453.55x = 26,849.18 × 11,275.94
  4. Step 4: Simplify right side
    19,453.55x = 302,749,742.73
  5. Step 5: Solve for x
    x = 302,749,742.73/19,453.55
  6. Step 6: Final answer
    x = 15,562.70

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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.