Home / 13,932.86-19,227.08-7,883.01

Finding the Fourth Proportional to 13,932.86, 19,227.08 and 7,883.01

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Solution

The fourth proportional to 13,932.86, 19,227.08 and 7,883.01 is: 10,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.86 : 19,227.08 = 7,883.01 : x
  2. Step 2: Convert to fraction form
    13,932.86/19,227.08 = 7,883.01/x
  3. Step 3: Cross multiply
    13,932.86x = 19,227.08 × 7,883.01
  4. Step 4: Simplify right side
    13,932.86x = 151,567,283.62
  5. Step 5: Solve for x
    x = 151,567,283.62/13,932.86
  6. Step 6: Final answer
    x = 10,878.41

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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.