Home / 35,504.19-48,991.64-21,358.35

Finding the Fourth Proportional to 35,504.19, 48,991.64 and 21,358.35

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Solution

The fourth proportional to 35,504.19, 48,991.64 and 21,358.35 is: 29,472.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,504.19 : 48,991.64 = 21,358.35 : x
  2. Step 2: Convert to fraction form
    35,504.19/48,991.64 = 21,358.35/x
  3. Step 3: Cross multiply
    35,504.19x = 48,991.64 × 21,358.35
  4. Step 4: Simplify right side
    35,504.19x = 1,046,380,487.40
  5. Step 5: Solve for x
    x = 1,046,380,487.40/35,504.19
  6. Step 6: Final answer
    x = 29,472.03

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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.