Home / 28,828.76-43,253.46-10,113.98

Finding the Fourth Proportional to 28,828.76, 43,253.46 and 10,113.98

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Solution

The fourth proportional to 28,828.76, 43,253.46 and 10,113.98 is: 15,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,828.76 : 43,253.46 = 10,113.98 : x
  2. Step 2: Convert to fraction form
    28,828.76/43,253.46 = 10,113.98/x
  3. Step 3: Cross multiply
    28,828.76x = 43,253.46 × 10,113.98
  4. Step 4: Simplify right side
    28,828.76x = 437,464,413.10
  5. Step 5: Solve for x
    x = 437,464,413.10/28,828.76
  6. Step 6: Final answer
    x = 15,174.59

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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.