Home / 46,057.74-69,086.61-12,777.81

Finding the Fourth Proportional to 46,057.74, 69,086.61 and 12,777.81

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Solution

The fourth proportional to 46,057.74, 69,086.61 and 12,777.81 is: 19,166.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,057.74 : 69,086.61 = 12,777.81 : x
  2. Step 2: Convert to fraction form
    46,057.74/69,086.61 = 12,777.81/x
  3. Step 3: Cross multiply
    46,057.74x = 69,086.61 × 12,777.81
  4. Step 4: Simplify right side
    46,057.74x = 882,775,576.12
  5. Step 5: Solve for x
    x = 882,775,576.12/46,057.74
  6. Step 6: Final answer
    x = 19,166.72

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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.