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Finding the Fourth Proportional to 35,179.81, 48,548.22 and 19,047.28

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Solution

The fourth proportional to 35,179.81, 48,548.22 and 19,047.28 is: 26,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,179.81 : 48,548.22 = 19,047.28 : x
  2. Step 2: Convert to fraction form
    35,179.81/48,548.22 = 19,047.28/x
  3. Step 3: Cross multiply
    35,179.81x = 48,548.22 × 19,047.28
  4. Step 4: Simplify right side
    35,179.81x = 924,711,539.84
  5. Step 5: Solve for x
    x = 924,711,539.84/35,179.81
  6. Step 6: Final answer
    x = 26,285.29

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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.