Home / 14,223.04-19,628.56-7,935.36

Finding the Fourth Proportional to 14,223.04, 19,628.56 and 7,935.36

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Solution

The fourth proportional to 14,223.04, 19,628.56 and 7,935.36 is: 10,951.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.04 : 19,628.56 = 7,935.36 : x
  2. Step 2: Convert to fraction form
    14,223.04/19,628.56 = 7,935.36/x
  3. Step 3: Cross multiply
    14,223.04x = 19,628.56 × 7,935.36
  4. Step 4: Simplify right side
    14,223.04x = 155,759,689.88
  5. Step 5: Solve for x
    x = 155,759,689.88/14,223.04
  6. Step 6: Final answer
    x = 10,951.22

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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.