Home / 45,681.24-68,529.24-14,083.91

Finding the Fourth Proportional to 45,681.24, 68,529.24 and 14,083.91

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Solution

The fourth proportional to 45,681.24, 68,529.24 and 14,083.91 is: 21,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681.24 : 68,529.24 = 14,083.91 : x
  2. Step 2: Convert to fraction form
    45,681.24/68,529.24 = 14,083.91/x
  3. Step 3: Cross multiply
    45,681.24x = 68,529.24 × 14,083.91
  4. Step 4: Simplify right side
    45,681.24x = 965,159,562.87
  5. Step 5: Solve for x
    x = 965,159,562.87/45,681.24
  6. Step 6: Final answer
    x = 21,128.14

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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.