Home / 46,387.60-69,518.46-21,372.64

Finding the Fourth Proportional to 46,387.60, 69,518.46 and 21,372.64

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Solution

The fourth proportional to 46,387.60, 69,518.46 and 21,372.64 is: 32,029.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,387.60 : 69,518.46 = 21,372.64 : x
  2. Step 2: Convert to fraction form
    46,387.60/69,518.46 = 21,372.64/x
  3. Step 3: Cross multiply
    46,387.60x = 69,518.46 × 21,372.64
  4. Step 4: Simplify right side
    46,387.60x = 1,485,793,018.93
  5. Step 5: Solve for x
    x = 1,485,793,018.93/46,387.60
  6. Step 6: Final answer
    x = 32,029.96

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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.