Home / 45,556.21-62,867.13-25,138.45

Finding the Fourth Proportional to 45,556.21, 62,867.13 and 25,138.45

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Solution

The fourth proportional to 45,556.21, 62,867.13 and 25,138.45 is: 34,690.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,556.21 : 62,867.13 = 25,138.45 : x
  2. Step 2: Convert to fraction form
    45,556.21/62,867.13 = 25,138.45/x
  3. Step 3: Cross multiply
    45,556.21x = 62,867.13 × 25,138.45
  4. Step 4: Simplify right side
    45,556.21x = 1,580,382,204.15
  5. Step 5: Solve for x
    x = 1,580,382,204.15/45,556.21
  6. Step 6: Final answer
    x = 34,690.82

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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.