Home / 29,831.13-44,649.30-21,931.56

Finding the Fourth Proportional to 29,831.13, 44,649.30 and 21,931.56

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Solution

The fourth proportional to 29,831.13, 44,649.30 and 21,931.56 is: 32,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,831.13 : 44,649.30 = 21,931.56 : x
  2. Step 2: Convert to fraction form
    29,831.13/44,649.30 = 21,931.56/x
  3. Step 3: Cross multiply
    29,831.13x = 44,649.30 × 21,931.56
  4. Step 4: Simplify right side
    29,831.13x = 979,228,801.91
  5. Step 5: Solve for x
    x = 979,228,801.91/29,831.13
  6. Step 6: Final answer
    x = 32,825.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.