Home / 40,377.56-55,723.64-22,472.51

Finding the Fourth Proportional to 40,377.56, 55,723.64 and 22,472.51

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Solution

The fourth proportional to 40,377.56, 55,723.64 and 22,472.51 is: 31,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,377.56 : 55,723.64 = 22,472.51 : x
  2. Step 2: Convert to fraction form
    40,377.56/55,723.64 = 22,472.51/x
  3. Step 3: Cross multiply
    40,377.56x = 55,723.64 × 22,472.51
  4. Step 4: Simplify right side
    40,377.56x = 1,252,249,666.16
  5. Step 5: Solve for x
    x = 1,252,249,666.16/40,377.56
  6. Step 6: Final answer
    x = 31,013.51

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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.