Home / 51,205.04-76,815.24-14,271.92

Finding the Fourth Proportional to 51,205.04, 76,815.24 and 14,271.92

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Solution

The fourth proportional to 51,205.04, 76,815.24 and 14,271.92 is: 21,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205.04 : 76,815.24 = 14,271.92 : x
  2. Step 2: Convert to fraction form
    51,205.04/76,815.24 = 14,271.92/x
  3. Step 3: Cross multiply
    51,205.04x = 76,815.24 × 14,271.92
  4. Step 4: Simplify right side
    51,205.04x = 1,096,300,960.06
  5. Step 5: Solve for x
    x = 1,096,300,960.06/51,205.04
  6. Step 6: Final answer
    x = 21,410.02

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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.