Home / 35,429.80-53,144.52-13,237.44

Finding the Fourth Proportional to 35,429.80, 53,144.52 and 13,237.44

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Solution

The fourth proportional to 35,429.80, 53,144.52 and 13,237.44 is: 19,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,429.80 : 53,144.52 = 13,237.44 : x
  2. Step 2: Convert to fraction form
    35,429.80/53,144.52 = 13,237.44/x
  3. Step 3: Cross multiply
    35,429.80x = 53,144.52 × 13,237.44
  4. Step 4: Simplify right side
    35,429.80x = 703,497,394.83
  5. Step 5: Solve for x
    x = 703,497,394.83/35,429.80
  6. Step 6: Final answer
    x = 19,856.09

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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.