Home / 46,831.38-70,247.13-19,129.38

Finding the Fourth Proportional to 46,831.38, 70,247.13 and 19,129.38

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Solution

The fourth proportional to 46,831.38, 70,247.13 and 19,129.38 is: 28,694.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,831.38 : 70,247.13 = 19,129.38 : x
  2. Step 2: Convert to fraction form
    46,831.38/70,247.13 = 19,129.38/x
  3. Step 3: Cross multiply
    46,831.38x = 70,247.13 × 19,129.38
  4. Step 4: Simplify right side
    46,831.38x = 1,343,784,043.68
  5. Step 5: Solve for x
    x = 1,343,784,043.68/46,831.38
  6. Step 6: Final answer
    x = 28,694.09

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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.