Home / 40,625.76-56,053.44-25,520.88

Finding the Fourth Proportional to 40,625.76, 56,053.44 and 25,520.88

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Solution

The fourth proportional to 40,625.76, 56,053.44 and 25,520.88 is: 35,212.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,625.76 : 56,053.44 = 25,520.88 : x
  2. Step 2: Convert to fraction form
    40,625.76/56,053.44 = 25,520.88/x
  3. Step 3: Cross multiply
    40,625.76x = 56,053.44 × 25,520.88
  4. Step 4: Simplify right side
    40,625.76x = 1,430,533,115.83
  5. Step 5: Solve for x
    x = 1,430,533,115.83/40,625.76
  6. Step 6: Final answer
    x = 35,212.46

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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.