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Finding the Fourth Proportional to 35,461.88, 48,939.78 and 19,546.34

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Solution

The fourth proportional to 35,461.88, 48,939.78 and 19,546.34 is: 26,975.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,461.88 : 48,939.78 = 19,546.34 : x
  2. Step 2: Convert to fraction form
    35,461.88/48,939.78 = 19,546.34/x
  3. Step 3: Cross multiply
    35,461.88x = 48,939.78 × 19,546.34
  4. Step 4: Simplify right side
    35,461.88x = 956,593,579.41
  5. Step 5: Solve for x
    x = 956,593,579.41/35,461.88
  6. Step 6: Final answer
    x = 26,975.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.