Home / 14,438.98-21,660.87-4,580.63

Finding the Fourth Proportional to 14,438.98, 21,660.87 and 4,580.63

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Solution

The fourth proportional to 14,438.98, 21,660.87 and 4,580.63 is: 6,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.98 : 21,660.87 = 4,580.63 : x
  2. Step 2: Convert to fraction form
    14,438.98/21,660.87 = 4,580.63/x
  3. Step 3: Cross multiply
    14,438.98x = 21,660.87 × 4,580.63
  4. Step 4: Simplify right side
    14,438.98x = 99,220,334.36
  5. Step 5: Solve for x
    x = 99,220,334.36/14,438.98
  6. Step 6: Final answer
    x = 6,871.70

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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.