Home / 45,704.40-68,561.64-14,532.36

Finding the Fourth Proportional to 45,704.40, 68,561.64 and 14,532.36

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Solution

The fourth proportional to 45,704.40, 68,561.64 and 14,532.36 is: 21,800.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,704.40 : 68,561.64 = 14,532.36 : x
  2. Step 2: Convert to fraction form
    45,704.40/68,561.64 = 14,532.36/x
  3. Step 3: Cross multiply
    45,704.40x = 68,561.64 × 14,532.36
  4. Step 4: Simplify right side
    45,704.40x = 996,362,434.67
  5. Step 5: Solve for x
    x = 996,362,434.67/45,704.40
  6. Step 6: Final answer
    x = 21,800.14

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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.