Home / 43,122.67-64,684.32-15,042.63

Finding the Fourth Proportional to 43,122.67, 64,684.32 and 15,042.63

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Solution

The fourth proportional to 43,122.67, 64,684.32 and 15,042.63 is: 22,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,122.67 : 64,684.32 = 15,042.63 : x
  2. Step 2: Convert to fraction form
    43,122.67/64,684.32 = 15,042.63/x
  3. Step 3: Cross multiply
    43,122.67x = 64,684.32 × 15,042.63
  4. Step 4: Simplify right side
    43,122.67x = 973,022,292.56
  5. Step 5: Solve for x
    x = 973,022,292.56/43,122.67
  6. Step 6: Final answer
    x = 22,564.05

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1.5x scale

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.