Home / 31,241.35-46,831.92-11,509.12

Finding the Fourth Proportional to 31,241.35, 46,831.92 and 11,509.12

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Solution

The fourth proportional to 31,241.35, 46,831.92 and 11,509.12 is: 17,252.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,241.35 : 46,831.92 = 11,509.12 : x
  2. Step 2: Convert to fraction form
    31,241.35/46,831.92 = 11,509.12/x
  3. Step 3: Cross multiply
    31,241.35x = 46,831.92 × 11,509.12
  4. Step 4: Simplify right side
    31,241.35x = 538,994,187.11
  5. Step 5: Solve for x
    x = 538,994,187.11/31,241.35
  6. Step 6: Final answer
    x = 17,252.59

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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.