Home / 31,599.42-43,607.14-18,173.26

Finding the Fourth Proportional to 31,599.42, 43,607.14 and 18,173.26

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Solution

The fourth proportional to 31,599.42, 43,607.14 and 18,173.26 is: 25,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599.42 : 43,607.14 = 18,173.26 : x
  2. Step 2: Convert to fraction form
    31,599.42/43,607.14 = 18,173.26/x
  3. Step 3: Cross multiply
    31,599.42x = 43,607.14 × 18,173.26
  4. Step 4: Simplify right side
    31,599.42x = 792,483,893.08
  5. Step 5: Solve for x
    x = 792,483,893.08/31,599.42
  6. Step 6: Final answer
    x = 25,079.06

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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.