Home / 40,696.16-56,157.48-22,787

Finding the Fourth Proportional to 40,696.16, 56,157.48 and 22,787

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Solution

The fourth proportional to 40,696.16, 56,157.48 and 22,787 is: 31,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,696.16 : 56,157.48 = 22,787 : x
  2. Step 2: Convert to fraction form
    40,696.16/56,157.48 = 22,787/x
  3. Step 3: Cross multiply
    40,696.16x = 56,157.48 × 22,787
  4. Step 4: Simplify right side
    40,696.16x = 1,279,660,496.76
  5. Step 5: Solve for x
    x = 1,279,660,496.76/40,696.16
  6. Step 6: Final answer
    x = 31,444.26

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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.