Home / 40,591.40-56,015.75-22,443.35

Finding the Fourth Proportional to 40,591.40, 56,015.75 and 22,443.35

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Solution

The fourth proportional to 40,591.40, 56,015.75 and 22,443.35 is: 30,971.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,591.40 : 56,015.75 = 22,443.35 : x
  2. Step 2: Convert to fraction form
    40,591.40/56,015.75 = 22,443.35/x
  3. Step 3: Cross multiply
    40,591.40x = 56,015.75 × 22,443.35
  4. Step 4: Simplify right side
    40,591.40x = 1,257,180,858.79
  5. Step 5: Solve for x
    x = 1,257,180,858.79/40,591.40
  6. Step 6: Final answer
    x = 30,971.61

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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.