Home / 14,438.55-21,637.18-6,521.41

Finding the Fourth Proportional to 14,438.55, 21,637.18 and 6,521.41

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Solution

The fourth proportional to 14,438.55, 21,637.18 and 6,521.41 is: 9,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.55 : 21,637.18 = 6,521.41 : x
  2. Step 2: Convert to fraction form
    14,438.55/21,637.18 = 6,521.41/x
  3. Step 3: Cross multiply
    14,438.55x = 21,637.18 × 6,521.41
  4. Step 4: Simplify right side
    14,438.55x = 141,104,922.02
  5. Step 5: Solve for x
    x = 141,104,922.02/14,438.55
  6. Step 6: Final answer
    x = 9,772.79

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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.