Home / 30,831.37-46,253.94-9,772.58

Finding the Fourth Proportional to 30,831.37, 46,253.94 and 9,772.58

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Solution

The fourth proportional to 30,831.37, 46,253.94 and 9,772.58 is: 14,661.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831.37 : 46,253.94 = 9,772.58 : x
  2. Step 2: Convert to fraction form
    30,831.37/46,253.94 = 9,772.58/x
  3. Step 3: Cross multiply
    30,831.37x = 46,253.94 × 9,772.58
  4. Step 4: Simplify right side
    30,831.37x = 452,020,407.95
  5. Step 5: Solve for x
    x = 452,020,407.95/30,831.37
  6. Step 6: Final answer
    x = 14,661.06

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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.