Home / 27,114.81-40,683.86-10,486.51

Finding the Fourth Proportional to 27,114.81, 40,683.86 and 10,486.51

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Solution

The fourth proportional to 27,114.81, 40,683.86 and 10,486.51 is: 15,734.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,114.81 : 40,683.86 = 10,486.51 : x
  2. Step 2: Convert to fraction form
    27,114.81/40,683.86 = 10,486.51/x
  3. Step 3: Cross multiply
    27,114.81x = 40,683.86 × 10,486.51
  4. Step 4: Simplify right side
    27,114.81x = 426,631,804.01
  5. Step 5: Solve for x
    x = 426,631,804.01/27,114.81
  6. Step 6: Final answer
    x = 15,734.27

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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.