Home / 44,760.96-61,811.36-28,872.64

Finding the Fourth Proportional to 44,760.96, 61,811.36 and 28,872.64

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Solution

The fourth proportional to 44,760.96, 61,811.36 and 28,872.64 is: 39,870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,760.96 : 61,811.36 = 28,872.64 : x
  2. Step 2: Convert to fraction form
    44,760.96/61,811.36 = 28,872.64/x
  3. Step 3: Cross multiply
    44,760.96x = 61,811.36 × 28,872.64
  4. Step 4: Simplify right side
    44,760.96x = 1,784,657,145.19
  5. Step 5: Solve for x
    x = 1,784,657,145.19/44,760.96
  6. Step 6: Final answer
    x = 39,870.84

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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.