Home / 23,441.91-32,350.13-12,831.31

Finding the Fourth Proportional to 23,441.91, 32,350.13 and 12,831.31

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Solution

The fourth proportional to 23,441.91, 32,350.13 and 12,831.31 is: 17,707.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,441.91 : 32,350.13 = 12,831.31 : x
  2. Step 2: Convert to fraction form
    23,441.91/32,350.13 = 12,831.31/x
  3. Step 3: Cross multiply
    23,441.91x = 32,350.13 × 12,831.31
  4. Step 4: Simplify right side
    23,441.91x = 415,094,643.14
  5. Step 5: Solve for x
    x = 415,094,643.14/23,441.91
  6. Step 6: Final answer
    x = 17,707.38

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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.