Home / 23,078.44-31,831.14-14,697.64

Finding the Fourth Proportional to 23,078.44, 31,831.14 and 14,697.64

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Solution

The fourth proportional to 23,078.44, 31,831.14 and 14,697.64 is: 20,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,078.44 : 31,831.14 = 14,697.64 : x
  2. Step 2: Convert to fraction form
    23,078.44/31,831.14 = 14,697.64/x
  3. Step 3: Cross multiply
    23,078.44x = 31,831.14 × 14,697.64
  4. Step 4: Simplify right side
    23,078.44x = 467,842,636.51
  5. Step 5: Solve for x
    x = 467,842,636.51/23,078.44
  6. Step 6: Final answer
    x = 20,271.85

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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.