Home / 14,408.04-19,881.54-8,817.96

Finding the Fourth Proportional to 14,408.04, 19,881.54 and 8,817.96

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Solution

The fourth proportional to 14,408.04, 19,881.54 and 8,817.96 is: 12,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.04 : 19,881.54 = 8,817.96 : x
  2. Step 2: Convert to fraction form
    14,408.04/19,881.54 = 8,817.96/x
  3. Step 3: Cross multiply
    14,408.04x = 19,881.54 × 8,817.96
  4. Step 4: Simplify right side
    14,408.04x = 175,314,624.46
  5. Step 5: Solve for x
    x = 175,314,624.46/14,408.04
  6. Step 6: Final answer
    x = 12,167.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.