Home / 45,661.44-63,012.60-25,518.32

Finding the Fourth Proportional to 45,661.44, 63,012.60 and 25,518.32

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Solution

The fourth proportional to 45,661.44, 63,012.60 and 25,518.32 is: 35,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661.44 : 63,012.60 = 25,518.32 : x
  2. Step 2: Convert to fraction form
    45,661.44/63,012.60 = 25,518.32/x
  3. Step 3: Cross multiply
    45,661.44x = 63,012.60 × 25,518.32
  4. Step 4: Simplify right side
    45,661.44x = 1,607,975,375.77
  5. Step 5: Solve for x
    x = 1,607,975,375.77/45,661.44
  6. Step 6: Final answer
    x = 35,215.17

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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.