Home / 19,339.67-26,682.45-11,271.49

Finding the Fourth Proportional to 19,339.67, 26,682.45 and 11,271.49

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Solution

The fourth proportional to 19,339.67, 26,682.45 and 11,271.49 is: 15,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,339.67 : 26,682.45 = 11,271.49 : x
  2. Step 2: Convert to fraction form
    19,339.67/26,682.45 = 11,271.49/x
  3. Step 3: Cross multiply
    19,339.67x = 26,682.45 × 11,271.49
  4. Step 4: Simplify right side
    19,339.67x = 300,750,859.38
  5. Step 5: Solve for x
    x = 300,750,859.38/19,339.67
  6. Step 6: Final answer
    x = 15,550.98

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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.