Home / 45,516.49-68,259.96-17,435.05

Finding the Fourth Proportional to 45,516.49, 68,259.96 and 17,435.05

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Solution

The fourth proportional to 45,516.49, 68,259.96 and 17,435.05 is: 26,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,516.49 : 68,259.96 = 17,435.05 : x
  2. Step 2: Convert to fraction form
    45,516.49/68,259.96 = 17,435.05/x
  3. Step 3: Cross multiply
    45,516.49x = 68,259.96 × 17,435.05
  4. Step 4: Simplify right side
    45,516.49x = 1,190,115,474.30
  5. Step 5: Solve for x
    x = 1,190,115,474.30/45,516.49
  6. Step 6: Final answer
    x = 26,146.91

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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.