Home / 14,633.51-21,955.20-4,639.89

Finding the Fourth Proportional to 14,633.51, 21,955.20 and 4,639.89

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Solution

The fourth proportional to 14,633.51, 21,955.20 and 4,639.89 is: 6,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,633.51 : 21,955.20 = 4,639.89 : x
  2. Step 2: Convert to fraction form
    14,633.51/21,955.20 = 4,639.89/x
  3. Step 3: Cross multiply
    14,633.51x = 21,955.20 × 4,639.89
  4. Step 4: Simplify right side
    14,633.51x = 101,869,689.73
  5. Step 5: Solve for x
    x = 101,869,689.73/14,633.51
  6. Step 6: Final answer
    x = 6,961.40

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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.