Home / 29,831.79-41,168.15-16,403.13

Finding the Fourth Proportional to 29,831.79, 41,168.15 and 16,403.13

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Solution

The fourth proportional to 29,831.79, 41,168.15 and 16,403.13 is: 22,636.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,831.79 : 41,168.15 = 16,403.13 : x
  2. Step 2: Convert to fraction form
    29,831.79/41,168.15 = 16,403.13/x
  3. Step 3: Cross multiply
    29,831.79x = 41,168.15 × 16,403.13
  4. Step 4: Simplify right side
    29,831.79x = 675,286,516.31
  5. Step 5: Solve for x
    x = 675,286,516.31/29,831.79
  6. Step 6: Final answer
    x = 22,636.47

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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.