Home / 40,828.05-56,342.79-22,923

Finding the Fourth Proportional to 40,828.05, 56,342.79 and 22,923

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Solution

The fourth proportional to 40,828.05, 56,342.79 and 22,923 is: 31,633.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,828.05 : 56,342.79 = 22,923 : x
  2. Step 2: Convert to fraction form
    40,828.05/56,342.79 = 22,923/x
  3. Step 3: Cross multiply
    40,828.05x = 56,342.79 × 22,923
  4. Step 4: Simplify right side
    40,828.05x = 1,291,545,775.17
  5. Step 5: Solve for x
    x = 1,291,545,775.17/40,828.05
  6. Step 6: Final answer
    x = 31,633.79

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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.