Home / 28,901.44-43,352.16-8,124.94

Finding the Fourth Proportional to 28,901.44, 43,352.16 and 8,124.94

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Solution

The fourth proportional to 28,901.44, 43,352.16 and 8,124.94 is: 12,187.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,901.44 : 43,352.16 = 8,124.94 : x
  2. Step 2: Convert to fraction form
    28,901.44/43,352.16 = 8,124.94/x
  3. Step 3: Cross multiply
    28,901.44x = 43,352.16 × 8,124.94
  4. Step 4: Simplify right side
    28,901.44x = 352,233,658.25
  5. Step 5: Solve for x
    x = 352,233,658.25/28,901.44
  6. Step 6: Final answer
    x = 12,187.41

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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.