Home / 31,551.60-43,539.08-17,404.56

Finding the Fourth Proportional to 31,551.60, 43,539.08 and 17,404.56

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Solution

The fourth proportional to 31,551.60, 43,539.08 and 17,404.56 is: 24,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,551.60 : 43,539.08 = 17,404.56 : x
  2. Step 2: Convert to fraction form
    31,551.60/43,539.08 = 17,404.56/x
  3. Step 3: Cross multiply
    31,551.60x = 43,539.08 × 17,404.56
  4. Step 4: Simplify right side
    31,551.60x = 757,778,530.20
  5. Step 5: Solve for x
    x = 757,778,530.20/31,551.60
  6. Step 6: Final answer
    x = 24,017.12

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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.