Home / 21,476.35-32,198.93-14,438.89

Finding the Fourth Proportional to 21,476.35, 32,198.93 and 14,438.89

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Solution

The fourth proportional to 21,476.35, 32,198.93 and 14,438.89 is: 21,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476.35 : 32,198.93 = 14,438.89 : x
  2. Step 2: Convert to fraction form
    21,476.35/32,198.93 = 14,438.89/x
  3. Step 3: Cross multiply
    21,476.35x = 32,198.93 × 14,438.89
  4. Step 4: Simplify right side
    21,476.35x = 464,916,808.39
  5. Step 5: Solve for x
    x = 464,916,808.39/21,476.35
  6. Step 6: Final answer
    x = 21,647.85

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1.5x scale

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.