Home / 30,831.64-46,253.94-10,069.72

Finding the Fourth Proportional to 30,831.64, 46,253.94 and 10,069.72

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Solution

The fourth proportional to 30,831.64, 46,253.94 and 10,069.72 is: 15,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831.64 : 46,253.94 = 10,069.72 : x
  2. Step 2: Convert to fraction form
    30,831.64/46,253.94 = 10,069.72/x
  3. Step 3: Cross multiply
    30,831.64x = 46,253.94 × 10,069.72
  4. Step 4: Simplify right side
    30,831.64x = 465,764,224.70
  5. Step 5: Solve for x
    x = 465,764,224.70/30,831.64
  6. Step 6: Final answer
    x = 15,106.70

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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.