Home / 30,835.64-42,551.12-17,404.27

Finding the Fourth Proportional to 30,835.64, 42,551.12 and 17,404.27

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Solution

The fourth proportional to 30,835.64, 42,551.12 and 17,404.27 is: 24,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,835.64 : 42,551.12 = 17,404.27 : x
  2. Step 2: Convert to fraction form
    30,835.64/42,551.12 = 17,404.27/x
  3. Step 3: Cross multiply
    30,835.64x = 42,551.12 × 17,404.27
  4. Step 4: Simplify right side
    30,835.64x = 740,571,118.42
  5. Step 5: Solve for x
    x = 740,571,118.42/30,835.64
  6. Step 6: Final answer
    x = 24,016.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.