Home / 40,964.74-56,530.43-22,815.34

Finding the Fourth Proportional to 40,964.74, 56,530.43 and 22,815.34

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Solution

The fourth proportional to 40,964.74, 56,530.43 and 22,815.34 is: 31,484.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,964.74 : 56,530.43 = 22,815.34 : x
  2. Step 2: Convert to fraction form
    40,964.74/56,530.43 = 22,815.34/x
  3. Step 3: Cross multiply
    40,964.74x = 56,530.43 × 22,815.34
  4. Step 4: Simplify right side
    40,964.74x = 1,289,760,980.80
  5. Step 5: Solve for x
    x = 1,289,760,980.80/40,964.74
  6. Step 6: Final answer
    x = 31,484.66

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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.