Home / 19,382.37-29,068.02-5,338.86

Finding the Fourth Proportional to 19,382.37, 29,068.02 and 5,338.86

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Solution

The fourth proportional to 19,382.37, 29,068.02 and 5,338.86 is: 8,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382.37 : 29,068.02 = 5,338.86 : x
  2. Step 2: Convert to fraction form
    19,382.37/29,068.02 = 5,338.86/x
  3. Step 3: Cross multiply
    19,382.37x = 29,068.02 × 5,338.86
  4. Step 4: Simplify right side
    19,382.37x = 155,190,089.26
  5. Step 5: Solve for x
    x = 155,190,089.26/19,382.37
  6. Step 6: Final answer
    x = 8,006.77

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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.