Home / 40,377.51-55,720.41-22,472.52

Finding the Fourth Proportional to 40,377.51, 55,720.41 and 22,472.52

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Solution

The fourth proportional to 40,377.51, 55,720.41 and 22,472.52 is: 31,011.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,377.51 : 55,720.41 = 22,472.52 : x
  2. Step 2: Convert to fraction form
    40,377.51/55,720.41 = 22,472.52/x
  3. Step 3: Cross multiply
    40,377.51x = 55,720.41 × 22,472.52
  4. Step 4: Simplify right side
    40,377.51x = 1,252,178,048.34
  5. Step 5: Solve for x
    x = 1,252,178,048.34/40,377.51
  6. Step 6: Final answer
    x = 31,011.77

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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.