Home / 49,512.96-74,273.76-18,345.60

Finding the Fourth Proportional to 49,512.96, 74,273.76 and 18,345.60

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Solution

The fourth proportional to 49,512.96, 74,273.76 and 18,345.60 is: 27,520.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,512.96 : 74,273.76 = 18,345.60 : x
  2. Step 2: Convert to fraction form
    49,512.96/74,273.76 = 18,345.60/x
  3. Step 3: Cross multiply
    49,512.96x = 74,273.76 × 18,345.60
  4. Step 4: Simplify right side
    49,512.96x = 1,362,596,691.46
  5. Step 5: Solve for x
    x = 1,362,596,691.46/49,512.96
  6. Step 6: Final answer
    x = 27,520.00

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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.