Home / 32,611.12-48,936.12-11,831.92

Finding the Fourth Proportional to 32,611.12, 48,936.12 and 11,831.92

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Solution

The fourth proportional to 32,611.12, 48,936.12 and 11,831.92 is: 17,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,611.12 : 48,936.12 = 11,831.92 : x
  2. Step 2: Convert to fraction form
    32,611.12/48,936.12 = 11,831.92/x
  3. Step 3: Cross multiply
    32,611.12x = 48,936.12 × 11,831.92
  4. Step 4: Simplify right side
    32,611.12x = 579,008,256.95
  5. Step 5: Solve for x
    x = 579,008,256.95/32,611.12
  6. Step 6: Final answer
    x = 17,754.93

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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.