Home / 13,983.24-19,324.50-11,461.32

Finding the Fourth Proportional to 13,983.24, 19,324.50 and 11,461.32

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Solution

The fourth proportional to 13,983.24, 19,324.50 and 11,461.32 is: 15,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.24 : 19,324.50 = 11,461.32 : x
  2. Step 2: Convert to fraction form
    13,983.24/19,324.50 = 11,461.32/x
  3. Step 3: Cross multiply
    13,983.24x = 19,324.50 × 11,461.32
  4. Step 4: Simplify right side
    13,983.24x = 221,484,278.34
  5. Step 5: Solve for x
    x = 221,484,278.34/13,983.24
  6. Step 6: Final answer
    x = 15,839.27

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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.