Home / 46,568.81-69,865.01-13,289.00

Finding the Fourth Proportional to 46,568.81, 69,865.01 and 13,289.00

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Solution

The fourth proportional to 46,568.81, 69,865.01 and 13,289.00 is: 19,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,568.81 : 69,865.01 = 13,289.00 : x
  2. Step 2: Convert to fraction form
    46,568.81/69,865.01 = 13,289.00/x
  3. Step 3: Cross multiply
    46,568.81x = 69,865.01 × 13,289.00
  4. Step 4: Simplify right side
    46,568.81x = 928,435,826.70
  5. Step 5: Solve for x
    x = 928,435,826.70/46,568.81
  6. Step 6: Final answer
    x = 19,936.86

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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.