Home / 28,364.50-42,566.19-9,896.50

Finding the Fourth Proportional to 28,364.50, 42,566.19 and 9,896.50

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Solution

The fourth proportional to 28,364.50, 42,566.19 and 9,896.50 is: 14,851.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,364.50 : 42,566.19 = 9,896.50 : x
  2. Step 2: Convert to fraction form
    28,364.50/42,566.19 = 9,896.50/x
  3. Step 3: Cross multiply
    28,364.50x = 42,566.19 × 9,896.50
  4. Step 4: Simplify right side
    28,364.50x = 421,256,299.34
  5. Step 5: Solve for x
    x = 421,256,299.34/28,364.50
  6. Step 6: Final answer
    x = 14,851.53

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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.