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Finding the Fourth Proportional to 35,570.36, 53,371.02 and 16,863.50

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Solution

The fourth proportional to 35,570.36, 53,371.02 and 16,863.50 is: 25,302.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,570.36 : 53,371.02 = 16,863.50 : x
  2. Step 2: Convert to fraction form
    35,570.36/53,371.02 = 16,863.50/x
  3. Step 3: Cross multiply
    35,570.36x = 53,371.02 × 16,863.50
  4. Step 4: Simplify right side
    35,570.36x = 900,022,195.77
  5. Step 5: Solve for x
    x = 900,022,195.77/35,570.36
  6. Step 6: Final answer
    x = 25,302.59

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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.