Home / 31,289.72-46,699.57-27,054.28

Finding the Fourth Proportional to 31,289.72, 46,699.57 and 27,054.28

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Solution

The fourth proportional to 31,289.72, 46,699.57 and 27,054.28 is: 40,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,289.72 : 46,699.57 = 27,054.28 : x
  2. Step 2: Convert to fraction form
    31,289.72/46,699.57 = 27,054.28/x
  3. Step 3: Cross multiply
    31,289.72x = 46,699.57 × 27,054.28
  4. Step 4: Simplify right side
    31,289.72x = 1,263,423,242.66
  5. Step 5: Solve for x
    x = 1,263,423,242.66/31,289.72
  6. Step 6: Final answer
    x = 40,378.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.