Home / 55,697.28-83,470.11-30,699.87

Finding the Fourth Proportional to 55,697.28, 83,470.11 and 30,699.87

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Solution

The fourth proportional to 55,697.28, 83,470.11 and 30,699.87 is: 46,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,697.28 : 83,470.11 = 30,699.87 : x
  2. Step 2: Convert to fraction form
    55,697.28/83,470.11 = 30,699.87/x
  3. Step 3: Cross multiply
    55,697.28x = 83,470.11 × 30,699.87
  4. Step 4: Simplify right side
    55,697.28x = 2,562,521,525.89
  5. Step 5: Solve for x
    x = 2,562,521,525.89/55,697.28
  6. Step 6: Final answer
    x = 46,008.02

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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.