Home / 40,429.63-55,793.43-23,435.09

Finding the Fourth Proportional to 40,429.63, 55,793.43 and 23,435.09

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Solution

The fourth proportional to 40,429.63, 55,793.43 and 23,435.09 is: 32,340.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,429.63 : 55,793.43 = 23,435.09 : x
  2. Step 2: Convert to fraction form
    40,429.63/55,793.43 = 23,435.09/x
  3. Step 3: Cross multiply
    40,429.63x = 55,793.43 × 23,435.09
  4. Step 4: Simplify right side
    40,429.63x = 1,307,523,657.32
  5. Step 5: Solve for x
    x = 1,307,523,657.32/40,429.63
  6. Step 6: Final answer
    x = 32,340.73

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1.5x scale

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.