Home / 46,292.15-69,385.72-21,280.52

Finding the Fourth Proportional to 46,292.15, 69,385.72 and 21,280.52

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Solution

The fourth proportional to 46,292.15, 69,385.72 and 21,280.52 is: 31,896.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,292.15 : 69,385.72 = 21,280.52 : x
  2. Step 2: Convert to fraction form
    46,292.15/69,385.72 = 21,280.52/x
  3. Step 3: Cross multiply
    46,292.15x = 69,385.72 × 21,280.52
  4. Step 4: Simplify right side
    46,292.15x = 1,476,564,202.17
  5. Step 5: Solve for x
    x = 1,476,564,202.17/46,292.15
  6. Step 6: Final answer
    x = 31,896.64

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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.