Home / 51,041.10-76,561.68-27,815.16

Finding the Fourth Proportional to 51,041.10, 76,561.68 and 27,815.16

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Solution

The fourth proportional to 51,041.10, 76,561.68 and 27,815.16 is: 41,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,041.10 : 76,561.68 = 27,815.16 : x
  2. Step 2: Convert to fraction form
    51,041.10/76,561.68 = 27,815.16/x
  3. Step 3: Cross multiply
    51,041.10x = 76,561.68 × 27,815.16
  4. Step 4: Simplify right side
    51,041.10x = 2,129,575,379.07
  5. Step 5: Solve for x
    x = 2,129,575,379.07/51,041.10
  6. Step 6: Final answer
    x = 41,722.76

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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.