Home / 31,416.60-43,353.76-17,269.32

Finding the Fourth Proportional to 31,416.60, 43,353.76 and 17,269.32

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Solution

The fourth proportional to 31,416.60, 43,353.76 and 17,269.32 is: 23,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416.60 : 43,353.76 = 17,269.32 : x
  2. Step 2: Convert to fraction form
    31,416.60/43,353.76 = 17,269.32/x
  3. Step 3: Cross multiply
    31,416.60x = 43,353.76 × 17,269.32
  4. Step 4: Simplify right side
    31,416.60x = 748,689,954.64
  5. Step 5: Solve for x
    x = 748,689,954.64/31,416.60
  6. Step 6: Final answer
    x = 23,831.03

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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.