Home / 40,968.96-56,520-25,048.32

Finding the Fourth Proportional to 40,968.96, 56,520 and 25,048.32

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Solution

The fourth proportional to 40,968.96, 56,520 and 25,048.32 is: 34,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,968.96 : 56,520 = 25,048.32 : x
  2. Step 2: Convert to fraction form
    40,968.96/56,520 = 25,048.32/x
  3. Step 3: Cross multiply
    40,968.96x = 56,520 × 25,048.32
  4. Step 4: Simplify right side
    40,968.96x = 1,415,731,046.40
  5. Step 5: Solve for x
    x = 1,415,731,046.40/40,968.96
  6. Step 6: Final answer
    x = 34,556.19

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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.