Home / 40,818.56-61,088.04-28,352.64

Finding the Fourth Proportional to 40,818.56, 61,088.04 and 28,352.64

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Solution

The fourth proportional to 40,818.56, 61,088.04 and 28,352.64 is: 42,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,818.56 : 61,088.04 = 28,352.64 : x
  2. Step 2: Convert to fraction form
    40,818.56/61,088.04 = 28,352.64/x
  3. Step 3: Cross multiply
    40,818.56x = 61,088.04 × 28,352.64
  4. Step 4: Simplify right side
    40,818.56x = 1,732,007,206.43
  5. Step 5: Solve for x
    x = 1,732,007,206.43/40,818.56
  6. Step 6: Final answer
    x = 42,431.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.