Home / 51,182.07-76,779.58-20,013.27

Finding the Fourth Proportional to 51,182.07, 76,779.58 and 20,013.27

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Solution

The fourth proportional to 51,182.07, 76,779.58 and 20,013.27 is: 30,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,182.07 : 76,779.58 = 20,013.27 : x
  2. Step 2: Convert to fraction form
    51,182.07/76,779.58 = 20,013.27/x
  3. Step 3: Cross multiply
    51,182.07x = 76,779.58 × 20,013.27
  4. Step 4: Simplify right side
    51,182.07x = 1,536,610,465.03
  5. Step 5: Solve for x
    x = 1,536,610,465.03/51,182.07
  6. Step 6: Final answer
    x = 30,022.44

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1.5x scale

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.