Home / 45,707.56-68,573.13-14,116.93

Finding the Fourth Proportional to 45,707.56, 68,573.13 and 14,116.93

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Solution

The fourth proportional to 45,707.56, 68,573.13 and 14,116.93 is: 21,179.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,707.56 : 68,573.13 = 14,116.93 : x
  2. Step 2: Convert to fraction form
    45,707.56/68,573.13 = 14,116.93/x
  3. Step 3: Cross multiply
    45,707.56x = 68,573.13 × 14,116.93
  4. Step 4: Simplify right side
    45,707.56x = 968,042,076.09
  5. Step 5: Solve for x
    x = 968,042,076.09/45,707.56
  6. Step 6: Final answer
    x = 21,179.04

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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.