Home / 22,831.12-31,448.35-16,104.93

Finding the Fourth Proportional to 22,831.12, 31,448.35 and 16,104.93

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Solution

The fourth proportional to 22,831.12, 31,448.35 and 16,104.93 is: 22,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,831.12 : 31,448.35 = 16,104.93 : x
  2. Step 2: Convert to fraction form
    22,831.12/31,448.35 = 16,104.93/x
  3. Step 3: Cross multiply
    22,831.12x = 31,448.35 × 16,104.93
  4. Step 4: Simplify right side
    22,831.12x = 506,473,475.37
  5. Step 5: Solve for x
    x = 506,473,475.37/22,831.12
  6. Step 6: Final answer
    x = 22,183.47

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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.