Home / 13,848.35-19,135.70-9,862.53

Finding the Fourth Proportional to 13,848.35, 19,135.70 and 9,862.53

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Solution

The fourth proportional to 13,848.35, 19,135.70 and 9,862.53 is: 13,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.35 : 19,135.70 = 9,862.53 : x
  2. Step 2: Convert to fraction form
    13,848.35/19,135.70 = 9,862.53/x
  3. Step 3: Cross multiply
    13,848.35x = 19,135.70 × 9,862.53
  4. Step 4: Simplify right side
    13,848.35x = 188,726,366.01
  5. Step 5: Solve for x
    x = 188,726,366.01/13,848.35
  6. Step 6: Final answer
    x = 13,628.08

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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.