Home / 14,168.95-21,234.96-8,829.94

Finding the Fourth Proportional to 14,168.95, 21,234.96 and 8,829.94

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Solution

The fourth proportional to 14,168.95, 21,234.96 and 8,829.94 is: 13,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.95 : 21,234.96 = 8,829.94 : x
  2. Step 2: Convert to fraction form
    14,168.95/21,234.96 = 8,829.94/x
  3. Step 3: Cross multiply
    14,168.95x = 21,234.96 × 8,829.94
  4. Step 4: Simplify right side
    14,168.95x = 187,503,349.71
  5. Step 5: Solve for x
    x = 187,503,349.71/14,168.95
  6. Step 6: Final answer
    x = 13,233.40

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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.