Home / 14,049.24-19,386.30-7,761.24

Finding the Fourth Proportional to 14,049.24, 19,386.30 and 7,761.24

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Solution

The fourth proportional to 14,049.24, 19,386.30 and 7,761.24 is: 10,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.24 : 19,386.30 = 7,761.24 : x
  2. Step 2: Convert to fraction form
    14,049.24/19,386.30 = 7,761.24/x
  3. Step 3: Cross multiply
    14,049.24x = 19,386.30 × 7,761.24
  4. Step 4: Simplify right side
    14,049.24x = 150,461,727.01
  5. Step 5: Solve for x
    x = 150,461,727.01/14,049.24
  6. Step 6: Final answer
    x = 10,709.60

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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.