Home / 45,702.96-68,550.12-14,532.72

Finding the Fourth Proportional to 45,702.96, 68,550.12 and 14,532.72

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Solution

The fourth proportional to 45,702.96, 68,550.12 and 14,532.72 is: 21,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,702.96 : 68,550.12 = 14,532.72 : x
  2. Step 2: Convert to fraction form
    45,702.96/68,550.12 = 14,532.72/x
  3. Step 3: Cross multiply
    45,702.96x = 68,550.12 × 14,532.72
  4. Step 4: Simplify right side
    45,702.96x = 996,219,699.93
  5. Step 5: Solve for x
    x = 996,219,699.93/45,702.96
  6. Step 6: Final answer
    x = 21,797.71

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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.