Home / 17,289.77-23,831.20-12,247.52

Finding the Fourth Proportional to 17,289.77, 23,831.20 and 12,247.52

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Solution

The fourth proportional to 17,289.77, 23,831.20 and 12,247.52 is: 16,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,289.77 : 23,831.20 = 12,247.52 : x
  2. Step 2: Convert to fraction form
    17,289.77/23,831.20 = 12,247.52/x
  3. Step 3: Cross multiply
    17,289.77x = 23,831.20 × 12,247.52
  4. Step 4: Simplify right side
    17,289.77x = 291,873,188.82
  5. Step 5: Solve for x
    x = 291,873,188.82/17,289.77
  6. Step 6: Final answer
    x = 16,881.26

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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.