Home / 40,100.13-55,339.07-25,977.51

Finding the Fourth Proportional to 40,100.13, 55,339.07 and 25,977.51

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Solution

The fourth proportional to 40,100.13, 55,339.07 and 25,977.51 is: 35,849.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.13 : 55,339.07 = 25,977.51 : x
  2. Step 2: Convert to fraction form
    40,100.13/55,339.07 = 25,977.51/x
  3. Step 3: Cross multiply
    40,100.13x = 55,339.07 × 25,977.51
  4. Step 4: Simplify right side
    40,100.13x = 1,437,571,114.43
  5. Step 5: Solve for x
    x = 1,437,571,114.43/40,100.13
  6. Step 6: Final answer
    x = 35,849.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.