Home / 28,083.76-42,038.04-23,884.72

Finding the Fourth Proportional to 28,083.76, 42,038.04 and 23,884.72

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Solution

The fourth proportional to 28,083.76, 42,038.04 and 23,884.72 is: 35,752.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083.76 : 42,038.04 = 23,884.72 : x
  2. Step 2: Convert to fraction form
    28,083.76/42,038.04 = 23,884.72/x
  3. Step 3: Cross multiply
    28,083.76x = 42,038.04 × 23,884.72
  4. Step 4: Simplify right side
    28,083.76x = 1,004,066,814.75
  5. Step 5: Solve for x
    x = 1,004,066,814.75/28,083.76
  6. Step 6: Final answer
    x = 35,752.58

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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.