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Finding the Fourth Proportional to 35,383.48, 53,049.48 and 17,865.76

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Solution

The fourth proportional to 35,383.48, 53,049.48 and 17,865.76 is: 26,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,383.48 : 53,049.48 = 17,865.76 : x
  2. Step 2: Convert to fraction form
    35,383.48/53,049.48 = 17,865.76/x
  3. Step 3: Cross multiply
    35,383.48x = 53,049.48 × 17,865.76
  4. Step 4: Simplify right side
    35,383.48x = 947,769,277.80
  5. Step 5: Solve for x
    x = 947,769,277.80/35,383.48
  6. Step 6: Final answer
    x = 26,785.64

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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.