Home / 37,985.91-57,007.32-14,316.81

Finding the Fourth Proportional to 37,985.91, 57,007.32 and 14,316.81

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Solution

The fourth proportional to 37,985.91, 57,007.32 and 14,316.81 is: 21,485.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,985.91 : 57,007.32 = 14,316.81 : x
  2. Step 2: Convert to fraction form
    37,985.91/57,007.32 = 14,316.81/x
  3. Step 3: Cross multiply
    37,985.91x = 57,007.32 × 14,316.81
  4. Step 4: Simplify right side
    37,985.91x = 816,162,969.05
  5. Step 5: Solve for x
    x = 816,162,969.05/37,985.91
  6. Step 6: Final answer
    x = 21,485.94

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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.