Home / 30,873.02-46,309.52-7,499.30

Finding the Fourth Proportional to 30,873.02, 46,309.52 and 7,499.30

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Solution

The fourth proportional to 30,873.02, 46,309.52 and 7,499.30 is: 11,248.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,873.02 : 46,309.52 = 7,499.30 : x
  2. Step 2: Convert to fraction form
    30,873.02/46,309.52 = 7,499.30/x
  3. Step 3: Cross multiply
    30,873.02x = 46,309.52 × 7,499.30
  4. Step 4: Simplify right side
    30,873.02x = 347,288,770.54
  5. Step 5: Solve for x
    x = 347,288,770.54/30,873.02
  6. Step 6: Final answer
    x = 11,248.94

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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.