Home / 14,049.98-19,389.75-7,762.22

Finding the Fourth Proportional to 14,049.98, 19,389.75 and 7,762.22

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Solution

The fourth proportional to 14,049.98, 19,389.75 and 7,762.22 is: 10,712.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.98 : 19,389.75 = 7,762.22 : x
  2. Step 2: Convert to fraction form
    14,049.98/19,389.75 = 7,762.22/x
  3. Step 3: Cross multiply
    14,049.98x = 19,389.75 × 7,762.22
  4. Step 4: Simplify right side
    14,049.98x = 150,507,505.25
  5. Step 5: Solve for x
    x = 150,507,505.25/14,049.98
  6. Step 6: Final answer
    x = 10,712.29

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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.