Home / 46,475.88-69,674.64-20,160.81

Finding the Fourth Proportional to 46,475.88, 69,674.64 and 20,160.81

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Solution

The fourth proportional to 46,475.88, 69,674.64 and 20,160.81 is: 30,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,475.88 : 69,674.64 = 20,160.81 : x
  2. Step 2: Convert to fraction form
    46,475.88/69,674.64 = 20,160.81/x
  3. Step 3: Cross multiply
    46,475.88x = 69,674.64 × 20,160.81
  4. Step 4: Simplify right side
    46,475.88x = 1,404,697,178.86
  5. Step 5: Solve for x
    x = 1,404,697,178.86/46,475.88
  6. Step 6: Final answer
    x = 30,224.22

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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.