Home / 23,064.42-31,831.95-12,994.85

Finding the Fourth Proportional to 23,064.42, 31,831.95 and 12,994.85

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Solution

The fourth proportional to 23,064.42, 31,831.95 and 12,994.85 is: 17,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,064.42 : 31,831.95 = 12,994.85 : x
  2. Step 2: Convert to fraction form
    23,064.42/31,831.95 = 12,994.85/x
  3. Step 3: Cross multiply
    23,064.42x = 31,831.95 × 12,994.85
  4. Step 4: Simplify right side
    23,064.42x = 413,651,415.46
  5. Step 5: Solve for x
    x = 413,651,415.46/23,064.42
  6. Step 6: Final answer
    x = 17,934.61

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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.