Home / 14,072.23-21,108.74-4,710.51

Finding the Fourth Proportional to 14,072.23, 21,108.74 and 4,710.51

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Solution

The fourth proportional to 14,072.23, 21,108.74 and 4,710.51 is: 7,065.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.23 : 21,108.74 = 4,710.51 : x
  2. Step 2: Convert to fraction form
    14,072.23/21,108.74 = 4,710.51/x
  3. Step 3: Cross multiply
    14,072.23x = 21,108.74 × 4,710.51
  4. Step 4: Simplify right side
    14,072.23x = 99,432,860.33
  5. Step 5: Solve for x
    x = 99,432,860.33/14,072.23
  6. Step 6: Final answer
    x = 7,065.89

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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.