Home / 45,431.94-68,158.92-14,267.19

Finding the Fourth Proportional to 45,431.94, 68,158.92 and 14,267.19

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Solution

The fourth proportional to 45,431.94, 68,158.92 and 14,267.19 is: 21,404.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,431.94 : 68,158.92 = 14,267.19 : x
  2. Step 2: Convert to fraction form
    45,431.94/68,158.92 = 14,267.19/x
  3. Step 3: Cross multiply
    45,431.94x = 68,158.92 × 14,267.19
  4. Step 4: Simplify right side
    45,431.94x = 972,436,261.83
  5. Step 5: Solve for x
    x = 972,436,261.83/45,431.94
  6. Step 6: Final answer
    x = 21,404.24

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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.