Home / 28,339.38-42,511.95-10,823.94

Finding the Fourth Proportional to 28,339.38, 42,511.95 and 10,823.94

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Solution

The fourth proportional to 28,339.38, 42,511.95 and 10,823.94 is: 16,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,339.38 : 42,511.95 = 10,823.94 : x
  2. Step 2: Convert to fraction form
    28,339.38/42,511.95 = 10,823.94/x
  3. Step 3: Cross multiply
    28,339.38x = 42,511.95 × 10,823.94
  4. Step 4: Simplify right side
    28,339.38x = 460,146,796.08
  5. Step 5: Solve for x
    x = 460,146,796.08/28,339.38
  6. Step 6: Final answer
    x = 16,237.01

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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.