Home / 25,945.22-35,774.16-18,164.36

Finding the Fourth Proportional to 25,945.22, 35,774.16 and 18,164.36

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Solution

The fourth proportional to 25,945.22, 35,774.16 and 18,164.36 is: 25,045.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945.22 : 35,774.16 = 18,164.36 : x
  2. Step 2: Convert to fraction form
    25,945.22/35,774.16 = 18,164.36/x
  3. Step 3: Cross multiply
    25,945.22x = 35,774.16 × 18,164.36
  4. Step 4: Simplify right side
    25,945.22x = 649,814,542.07
  5. Step 5: Solve for x
    x = 649,814,542.07/25,945.22
  6. Step 6: Final answer
    x = 25,045.64

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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.