Home / 34,845.60-52,274.32-12,660.24

Finding the Fourth Proportional to 34,845.60, 52,274.32 and 12,660.24

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Solution

The fourth proportional to 34,845.60, 52,274.32 and 12,660.24 is: 18,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,845.60 : 52,274.32 = 12,660.24 : x
  2. Step 2: Convert to fraction form
    34,845.60/52,274.32 = 12,660.24/x
  3. Step 3: Cross multiply
    34,845.60x = 52,274.32 × 12,660.24
  4. Step 4: Simplify right side
    34,845.60x = 661,805,437.04
  5. Step 5: Solve for x
    x = 661,805,437.04/34,845.60
  6. Step 6: Final answer
    x = 18,992.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.