Home / 47,934.36-71,871.48-14,643.36

Finding the Fourth Proportional to 47,934.36, 71,871.48 and 14,643.36

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Solution

The fourth proportional to 47,934.36, 71,871.48 and 14,643.36 is: 21,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934.36 : 71,871.48 = 14,643.36 : x
  2. Step 2: Convert to fraction form
    47,934.36/71,871.48 = 14,643.36/x
  3. Step 3: Cross multiply
    47,934.36x = 71,871.48 × 14,643.36
  4. Step 4: Simplify right side
    47,934.36x = 1,052,439,955.37
  5. Step 5: Solve for x
    x = 1,052,439,955.37/47,934.36
  6. Step 6: Final answer
    x = 21,955.86

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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.