Home / 51,458.67-71,015.58-30,244.77

Finding the Fourth Proportional to 51,458.67, 71,015.58 and 30,244.77

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Solution

The fourth proportional to 51,458.67, 71,015.58 and 30,244.77 is: 41,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458.67 : 71,015.58 = 30,244.77 : x
  2. Step 2: Convert to fraction form
    51,458.67/71,015.58 = 30,244.77/x
  3. Step 3: Cross multiply
    51,458.67x = 71,015.58 × 30,244.77
  4. Step 4: Simplify right side
    51,458.67x = 2,147,849,883.52
  5. Step 5: Solve for x
    x = 2,147,849,883.52/51,458.67
  6. Step 6: Final answer
    x = 41,739.32

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1.5x scale

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.