Home / 35,322.82-52,970.32-12,828.18

Finding the Fourth Proportional to 35,322.82, 52,970.32 and 12,828.18

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Solution

The fourth proportional to 35,322.82, 52,970.32 and 12,828.18 is: 19,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,322.82 : 52,970.32 = 12,828.18 : x
  2. Step 2: Convert to fraction form
    35,322.82/52,970.32 = 12,828.18/x
  3. Step 3: Cross multiply
    35,322.82x = 52,970.32 × 12,828.18
  4. Step 4: Simplify right side
    35,322.82x = 679,512,799.62
  5. Step 5: Solve for x
    x = 679,512,799.62/35,322.82
  6. Step 6: Final answer
    x = 19,237.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.