Home / 40,671.75-56,129.16-25,558.82

Finding the Fourth Proportional to 40,671.75, 56,129.16 and 25,558.82

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Solution

The fourth proportional to 40,671.75, 56,129.16 and 25,558.82 is: 35,272.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,671.75 : 56,129.16 = 25,558.82 : x
  2. Step 2: Convert to fraction form
    40,671.75/56,129.16 = 25,558.82/x
  3. Step 3: Cross multiply
    40,671.75x = 56,129.16 × 25,558.82
  4. Step 4: Simplify right side
    40,671.75x = 1,434,595,097.19
  5. Step 5: Solve for x
    x = 1,434,595,097.19/40,671.75
  6. Step 6: Final answer
    x = 35,272.52

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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.