Home / 14,439.18-21,661.50-4,580.94

Finding the Fourth Proportional to 14,439.18, 21,661.50 and 4,580.94

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Solution

The fourth proportional to 14,439.18, 21,661.50 and 4,580.94 is: 6,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439.18 : 21,661.50 = 4,580.94 : x
  2. Step 2: Convert to fraction form
    14,439.18/21,661.50 = 4,580.94/x
  3. Step 3: Cross multiply
    14,439.18x = 21,661.50 × 4,580.94
  4. Step 4: Simplify right side
    14,439.18x = 99,230,031.81
  5. Step 5: Solve for x
    x = 99,230,031.81/14,439.18
  6. Step 6: Final answer
    x = 6,872.28

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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.