Home / 24,831.80-34,262.16-15,395.84

Finding the Fourth Proportional to 24,831.80, 34,262.16 and 15,395.84

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Solution

The fourth proportional to 24,831.80, 34,262.16 and 15,395.84 is: 21,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,831.80 : 34,262.16 = 15,395.84 : x
  2. Step 2: Convert to fraction form
    24,831.80/34,262.16 = 15,395.84/x
  3. Step 3: Cross multiply
    24,831.80x = 34,262.16 × 15,395.84
  4. Step 4: Simplify right side
    24,831.80x = 527,494,733.41
  5. Step 5: Solve for x
    x = 527,494,733.41/24,831.80
  6. Step 6: Final answer
    x = 21,242.71

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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.