Home / 30,248.02-41,743.17-18,313.54

Finding the Fourth Proportional to 30,248.02, 41,743.17 and 18,313.54

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Solution

The fourth proportional to 30,248.02, 41,743.17 and 18,313.54 is: 25,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.02 : 41,743.17 = 18,313.54 : x
  2. Step 2: Convert to fraction form
    30,248.02/41,743.17 = 18,313.54/x
  3. Step 3: Cross multiply
    30,248.02x = 41,743.17 × 18,313.54
  4. Step 4: Simplify right side
    30,248.02x = 764,465,213.52
  5. Step 5: Solve for x
    x = 764,465,213.52/30,248.02
  6. Step 6: Final answer
    x = 25,273.23

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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.