Home / 45,554.64-68,331.93-14,389.89

Finding the Fourth Proportional to 45,554.64, 68,331.93 and 14,389.89

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Solution

The fourth proportional to 45,554.64, 68,331.93 and 14,389.89 is: 21,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,554.64 : 68,331.93 = 14,389.89 : x
  2. Step 2: Convert to fraction form
    45,554.64/68,331.93 = 14,389.89/x
  3. Step 3: Cross multiply
    45,554.64x = 68,331.93 × 14,389.89
  4. Step 4: Simplify right side
    45,554.64x = 983,288,956.19
  5. Step 5: Solve for x
    x = 983,288,956.19/45,554.64
  6. Step 6: Final answer
    x = 21,584.83

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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.