Home / 43,961.28-60,671.52-30,528.96

Finding the Fourth Proportional to 43,961.28, 60,671.52 and 30,528.96

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Solution

The fourth proportional to 43,961.28, 60,671.52 and 30,528.96 is: 42,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,961.28 : 60,671.52 = 30,528.96 : x
  2. Step 2: Convert to fraction form
    43,961.28/60,671.52 = 30,528.96/x
  3. Step 3: Cross multiply
    43,961.28x = 60,671.52 × 30,528.96
  4. Step 4: Simplify right side
    43,961.28x = 1,852,238,407.22
  5. Step 5: Solve for x
    x = 1,852,238,407.22/43,961.28
  6. Step 6: Final answer
    x = 42,133.40

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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.