Home / 14,299.84-21,438.40-4,432.96

Finding the Fourth Proportional to 14,299.84, 21,438.40 and 4,432.96

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Solution

The fourth proportional to 14,299.84, 21,438.40 and 4,432.96 is: 6,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.84 : 21,438.40 = 4,432.96 : x
  2. Step 2: Convert to fraction form
    14,299.84/21,438.40 = 4,432.96/x
  3. Step 3: Cross multiply
    14,299.84x = 21,438.40 × 4,432.96
  4. Step 4: Simplify right side
    14,299.84x = 95,035,569.66
  5. Step 5: Solve for x
    x = 95,035,569.66/14,299.84
  6. Step 6: Final answer
    x = 6,645.92

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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.