Home / 46,403.22-69,573.56-21,429.50

Finding the Fourth Proportional to 46,403.22, 69,573.56 and 21,429.50

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Solution

The fourth proportional to 46,403.22, 69,573.56 and 21,429.50 is: 32,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,403.22 : 69,573.56 = 21,429.50 : x
  2. Step 2: Convert to fraction form
    46,403.22/69,573.56 = 21,429.50/x
  3. Step 3: Cross multiply
    46,403.22x = 69,573.56 × 21,429.50
  4. Step 4: Simplify right side
    46,403.22x = 1,490,926,604.02
  5. Step 5: Solve for x
    x = 1,490,926,604.02/46,403.22
  6. Step 6: Final answer
    x = 32,129.81

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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.