Home / 39,826.31-54,960.48-22,831.56

Finding the Fourth Proportional to 39,826.31, 54,960.48 and 22,831.56

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Solution

The fourth proportional to 39,826.31, 54,960.48 and 22,831.56 is: 31,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,826.31 : 54,960.48 = 22,831.56 : x
  2. Step 2: Convert to fraction form
    39,826.31/54,960.48 = 22,831.56/x
  3. Step 3: Cross multiply
    39,826.31x = 54,960.48 × 22,831.56
  4. Step 4: Simplify right side
    39,826.31x = 1,254,833,496.75
  5. Step 5: Solve for x
    x = 1,254,833,496.75/39,826.31
  6. Step 6: Final answer
    x = 31,507.66

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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.