Home / 12,755.34-19,134.40-4,327.93

Finding the Fourth Proportional to 12,755.34, 19,134.40 and 4,327.93

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Solution

The fourth proportional to 12,755.34, 19,134.40 and 4,327.93 is: 6,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755.34 : 19,134.40 = 4,327.93 : x
  2. Step 2: Convert to fraction form
    12,755.34/19,134.40 = 4,327.93/x
  3. Step 3: Cross multiply
    12,755.34x = 19,134.40 × 4,327.93
  4. Step 4: Simplify right side
    12,755.34x = 82,812,285.14
  5. Step 5: Solve for x
    x = 82,812,285.14/12,755.34
  6. Step 6: Final answer
    x = 6,492.36

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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.