Home / 45,549.64-68,324.43-14,384.89

Finding the Fourth Proportional to 45,549.64, 68,324.43 and 14,384.89

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Solution

The fourth proportional to 45,549.64, 68,324.43 and 14,384.89 is: 21,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,549.64 : 68,324.43 = 14,384.89 : x
  2. Step 2: Convert to fraction form
    45,549.64/68,324.43 = 14,384.89/x
  3. Step 3: Cross multiply
    45,549.64x = 68,324.43 × 14,384.89
  4. Step 4: Simplify right side
    45,549.64x = 982,839,409.86
  5. Step 5: Solve for x
    x = 982,839,409.86/45,549.64
  6. Step 6: Final answer
    x = 21,577.33

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1.5x scale

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.