Home / 40,433.28-55,788.48-23,660.16

Finding the Fourth Proportional to 40,433.28, 55,788.48 and 23,660.16

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Solution

The fourth proportional to 40,433.28, 55,788.48 and 23,660.16 is: 32,645.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,433.28 : 55,788.48 = 23,660.16 : x
  2. Step 2: Convert to fraction form
    40,433.28/55,788.48 = 23,660.16/x
  3. Step 3: Cross multiply
    40,433.28x = 55,788.48 × 23,660.16
  4. Step 4: Simplify right side
    40,433.28x = 1,319,964,362.96
  5. Step 5: Solve for x
    x = 1,319,964,362.96/40,433.28
  6. Step 6: Final answer
    x = 32,645.49

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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.