Home / 25,018.24-34,523.84-13,840

Finding the Fourth Proportional to 25,018.24, 34,523.84 and 13,840

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Solution

The fourth proportional to 25,018.24, 34,523.84 and 13,840 is: 19,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.24 : 34,523.84 = 13,840 : x
  2. Step 2: Convert to fraction form
    25,018.24/34,523.84 = 13,840/x
  3. Step 3: Cross multiply
    25,018.24x = 34,523.84 × 13,840
  4. Step 4: Simplify right side
    25,018.24x = 477,809,945.60
  5. Step 5: Solve for x
    x = 477,809,945.60/25,018.24
  6. Step 6: Final answer
    x = 19,098.46

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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.