Home / 45,628.93-68,454.39-14,464.18

Finding the Fourth Proportional to 45,628.93, 68,454.39 and 14,464.18

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Solution

The fourth proportional to 45,628.93, 68,454.39 and 14,464.18 is: 21,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,628.93 : 68,454.39 = 14,464.18 : x
  2. Step 2: Convert to fraction form
    45,628.93/68,454.39 = 14,464.18/x
  3. Step 3: Cross multiply
    45,628.93x = 68,454.39 × 14,464.18
  4. Step 4: Simplify right side
    45,628.93x = 990,136,618.75
  5. Step 5: Solve for x
    x = 990,136,618.75/45,628.93
  6. Step 6: Final answer
    x = 21,699.76

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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.