Home / 45,681.56-68,529.72-14,084.22

Finding the Fourth Proportional to 45,681.56, 68,529.72 and 14,084.22

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Solution

The fourth proportional to 45,681.56, 68,529.72 and 14,084.22 is: 21,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681.56 : 68,529.72 = 14,084.22 : x
  2. Step 2: Convert to fraction form
    45,681.56/68,529.72 = 14,084.22/x
  3. Step 3: Cross multiply
    45,681.56x = 68,529.72 × 14,084.22
  4. Step 4: Simplify right side
    45,681.56x = 965,187,653.02
  5. Step 5: Solve for x
    x = 965,187,653.02/45,681.56
  6. Step 6: Final answer
    x = 21,128.61

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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.