Home / 52,052.60-71,831.74-28,179.06

Finding the Fourth Proportional to 52,052.60, 71,831.74 and 28,179.06

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Solution

The fourth proportional to 52,052.60, 71,831.74 and 28,179.06 is: 38,886.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,052.60 : 71,831.74 = 28,179.06 : x
  2. Step 2: Convert to fraction form
    52,052.60/71,831.74 = 28,179.06/x
  3. Step 3: Cross multiply
    52,052.60x = 71,831.74 × 28,179.06
  4. Step 4: Simplify right side
    52,052.60x = 2,024,150,911.36
  5. Step 5: Solve for x
    x = 2,024,150,911.36/52,052.60
  6. Step 6: Final answer
    x = 38,886.64

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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.