Home / 45,112.40-62,247.32-25,987.92

Finding the Fourth Proportional to 45,112.40, 62,247.32 and 25,987.92

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Solution

The fourth proportional to 45,112.40, 62,247.32 and 25,987.92 is: 35,858.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,112.40 : 62,247.32 = 25,987.92 : x
  2. Step 2: Convert to fraction form
    45,112.40/62,247.32 = 25,987.92/x
  3. Step 3: Cross multiply
    45,112.40x = 62,247.32 × 25,987.92
  4. Step 4: Simplify right side
    45,112.40x = 1,617,678,372.37
  5. Step 5: Solve for x
    x = 1,617,678,372.37/45,112.40
  6. Step 6: Final answer
    x = 35,858.84

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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.