Home / 26,831.48-40,247.21-9,301.31

Finding the Fourth Proportional to 26,831.48, 40,247.21 and 9,301.31

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Solution

The fourth proportional to 26,831.48, 40,247.21 and 9,301.31 is: 13,951.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,831.48 : 40,247.21 = 9,301.31 : x
  2. Step 2: Convert to fraction form
    26,831.48/40,247.21 = 9,301.31/x
  3. Step 3: Cross multiply
    26,831.48x = 40,247.21 × 9,301.31
  4. Step 4: Simplify right side
    26,831.48x = 374,351,598.86
  5. Step 5: Solve for x
    x = 374,351,598.86/26,831.48
  6. Step 6: Final answer
    x = 13,951.96

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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.