Home / 14,094.74-19,450.53-7,721.29

Finding the Fourth Proportional to 14,094.74, 19,450.53 and 7,721.29

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Solution

The fourth proportional to 14,094.74, 19,450.53 and 7,721.29 is: 10,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.74 : 19,450.53 = 7,721.29 : x
  2. Step 2: Convert to fraction form
    14,094.74/19,450.53 = 7,721.29/x
  3. Step 3: Cross multiply
    14,094.74x = 19,450.53 × 7,721.29
  4. Step 4: Simplify right side
    14,094.74x = 150,183,134.16
  5. Step 5: Solve for x
    x = 150,183,134.16/14,094.74
  6. Step 6: Final answer
    x = 10,655.26

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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.