Home / 46,689.45-64,431.90-25,469.16

Finding the Fourth Proportional to 46,689.45, 64,431.90 and 25,469.16

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Solution

The fourth proportional to 46,689.45, 64,431.90 and 25,469.16 is: 35,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,689.45 : 64,431.90 = 25,469.16 : x
  2. Step 2: Convert to fraction form
    46,689.45/64,431.90 = 25,469.16/x
  3. Step 3: Cross multiply
    46,689.45x = 64,431.90 × 25,469.16
  4. Step 4: Simplify right side
    46,689.45x = 1,641,026,048.04
  5. Step 5: Solve for x
    x = 1,641,026,048.04/46,689.45
  6. Step 6: Final answer
    x = 35,147.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.