Home / 35,512.96-53,274.24-12,133.12

Finding the Fourth Proportional to 35,512.96, 53,274.24 and 12,133.12

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Solution

The fourth proportional to 35,512.96, 53,274.24 and 12,133.12 is: 18,201.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,512.96 : 53,274.24 = 12,133.12 : x
  2. Step 2: Convert to fraction form
    35,512.96/53,274.24 = 12,133.12/x
  3. Step 3: Cross multiply
    35,512.96x = 53,274.24 × 12,133.12
  4. Step 4: Simplify right side
    35,512.96x = 646,382,746.83
  5. Step 5: Solve for x
    x = 646,382,746.83/35,512.96
  6. Step 6: Final answer
    x = 18,201.32

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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.