Home / 40,813.24-56,323.32-22,909.64

Finding the Fourth Proportional to 40,813.24, 56,323.32 and 22,909.64

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Solution

The fourth proportional to 40,813.24, 56,323.32 and 22,909.64 is: 31,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,813.24 : 56,323.32 = 22,909.64 : x
  2. Step 2: Convert to fraction form
    40,813.24/56,323.32 = 22,909.64/x
  3. Step 3: Cross multiply
    40,813.24x = 56,323.32 × 22,909.64
  4. Step 4: Simplify right side
    40,813.24x = 1,290,346,984.80
  5. Step 5: Solve for x
    x = 1,290,346,984.80/40,813.24
  6. Step 6: Final answer
    x = 31,615.89

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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.