Home / 30,247.52-45,338.31-28,850.31

Finding the Fourth Proportional to 30,247.52, 45,338.31 and 28,850.31

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Solution

The fourth proportional to 30,247.52, 45,338.31 and 28,850.31 is: 43,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.52 : 45,338.31 = 28,850.31 : x
  2. Step 2: Convert to fraction form
    30,247.52/45,338.31 = 28,850.31/x
  3. Step 3: Cross multiply
    30,247.52x = 45,338.31 × 28,850.31
  4. Step 4: Simplify right side
    30,247.52x = 1,308,024,298.38
  5. Step 5: Solve for x
    x = 1,308,024,298.38/30,247.52
  6. Step 6: Final answer
    x = 43,244.03

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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.