Home / 58,831.80-81,146.82-38,682.24

Finding the Fourth Proportional to 58,831.80, 81,146.82 and 38,682.24

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Solution

The fourth proportional to 58,831.80, 81,146.82 and 38,682.24 is: 53,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,831.80 : 81,146.82 = 38,682.24 : x
  2. Step 2: Convert to fraction form
    58,831.80/81,146.82 = 38,682.24/x
  3. Step 3: Cross multiply
    58,831.80x = 81,146.82 × 38,682.24
  4. Step 4: Simplify right side
    58,831.80x = 3,138,940,766.48
  5. Step 5: Solve for x
    x = 3,138,940,766.48/58,831.80
  6. Step 6: Final answer
    x = 53,354.49

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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.