Home / 19,228.67-28,825.87-10,348.77

Finding the Fourth Proportional to 19,228.67, 28,825.87 and 10,348.77

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Solution

The fourth proportional to 19,228.67, 28,825.87 and 10,348.77 is: 15,513.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.67 : 28,825.87 = 10,348.77 : x
  2. Step 2: Convert to fraction form
    19,228.67/28,825.87 = 10,348.77/x
  3. Step 3: Cross multiply
    19,228.67x = 28,825.87 × 10,348.77
  4. Step 4: Simplify right side
    19,228.67x = 298,312,246.94
  5. Step 5: Solve for x
    x = 298,312,246.94/19,228.67
  6. Step 6: Final answer
    x = 15,513.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.