Home / 14,333.40-21,487.84-5,443.76

Finding the Fourth Proportional to 14,333.40, 21,487.84 and 5,443.76

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Solution

The fourth proportional to 14,333.40, 21,487.84 and 5,443.76 is: 8,160.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.40 : 21,487.84 = 5,443.76 : x
  2. Step 2: Convert to fraction form
    14,333.40/21,487.84 = 5,443.76/x
  3. Step 3: Cross multiply
    14,333.40x = 21,487.84 × 5,443.76
  4. Step 4: Simplify right side
    14,333.40x = 116,974,683.99
  5. Step 5: Solve for x
    x = 116,974,683.99/14,333.40
  6. Step 6: Final answer
    x = 8,160.99

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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.