Home / 40,362.65-55,777.26-30,273.57

Finding the Fourth Proportional to 40,362.65, 55,777.26 and 30,273.57

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Solution

The fourth proportional to 40,362.65, 55,777.26 and 30,273.57 is: 41,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,362.65 : 55,777.26 = 30,273.57 : x
  2. Step 2: Convert to fraction form
    40,362.65/55,777.26 = 30,273.57/x
  3. Step 3: Cross multiply
    40,362.65x = 55,777.26 × 30,273.57
  4. Step 4: Simplify right side
    40,362.65x = 1,688,576,785.02
  5. Step 5: Solve for x
    x = 1,688,576,785.02/40,362.65
  6. Step 6: Final answer
    x = 41,835.14

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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.