Home / 51,290.07-76,969.47-18,010.23

Finding the Fourth Proportional to 51,290.07, 76,969.47 and 18,010.23

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Solution

The fourth proportional to 51,290.07, 76,969.47 and 18,010.23 is: 27,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,290.07 : 76,969.47 = 18,010.23 : x
  2. Step 2: Convert to fraction form
    51,290.07/76,969.47 = 18,010.23/x
  3. Step 3: Cross multiply
    51,290.07x = 76,969.47 × 18,010.23
  4. Step 4: Simplify right side
    51,290.07x = 1,386,237,857.68
  5. Step 5: Solve for x
    x = 1,386,237,857.68/51,290.07
  6. Step 6: Final answer
    x = 27,027.41

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1.5x scale

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.