Home / 14,232.73-19,642.25-7,860.54

Finding the Fourth Proportional to 14,232.73, 19,642.25 and 7,860.54

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Solution

The fourth proportional to 14,232.73, 19,642.25 and 7,860.54 is: 10,848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232.73 : 19,642.25 = 7,860.54 : x
  2. Step 2: Convert to fraction form
    14,232.73/19,642.25 = 7,860.54/x
  3. Step 3: Cross multiply
    14,232.73x = 19,642.25 × 7,860.54
  4. Step 4: Simplify right side
    14,232.73x = 154,398,691.82
  5. Step 5: Solve for x
    x = 154,398,691.82/14,232.73
  6. Step 6: Final answer
    x = 10,848.14

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1.5x scale

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.