Home / 46,290.51-69,439.37-15,128.91

Finding the Fourth Proportional to 46,290.51, 69,439.37 and 15,128.91

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Solution

The fourth proportional to 46,290.51, 69,439.37 and 15,128.91 is: 22,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,290.51 : 69,439.37 = 15,128.91 : x
  2. Step 2: Convert to fraction form
    46,290.51/69,439.37 = 15,128.91/x
  3. Step 3: Cross multiply
    46,290.51x = 69,439.37 × 15,128.91
  4. Step 4: Simplify right side
    46,290.51x = 1,050,541,903.54
  5. Step 5: Solve for x
    x = 1,050,541,903.54/46,290.51
  6. Step 6: Final answer
    x = 22,694.54

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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.