Home / 14,031.65-21,051.59-5,267.25

Finding the Fourth Proportional to 14,031.65, 21,051.59 and 5,267.25

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Solution

The fourth proportional to 14,031.65, 21,051.59 and 5,267.25 is: 7,902.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.65 : 21,051.59 = 5,267.25 : x
  2. Step 2: Convert to fraction form
    14,031.65/21,051.59 = 5,267.25/x
  3. Step 3: Cross multiply
    14,031.65x = 21,051.59 × 5,267.25
  4. Step 4: Simplify right side
    14,031.65x = 110,883,961.09
  5. Step 5: Solve for x
    x = 110,883,961.09/14,031.65
  6. Step 6: Final answer
    x = 7,902.42

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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.