Home / 35,463.63-53,204.67-13,278.75

Finding the Fourth Proportional to 35,463.63, 53,204.67 and 13,278.75

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Solution

The fourth proportional to 35,463.63, 53,204.67 and 13,278.75 is: 19,921.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,463.63 : 53,204.67 = 13,278.75 : x
  2. Step 2: Convert to fraction form
    35,463.63/53,204.67 = 13,278.75/x
  3. Step 3: Cross multiply
    35,463.63x = 53,204.67 × 13,278.75
  4. Step 4: Simplify right side
    35,463.63x = 706,491,511.76
  5. Step 5: Solve for x
    x = 706,491,511.76/35,463.63
  6. Step 6: Final answer
    x = 19,921.58

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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.