Home / 31,203.62-43,056.01-17,775.13

Finding the Fourth Proportional to 31,203.62, 43,056.01 and 17,775.13

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Solution

The fourth proportional to 31,203.62, 43,056.01 and 17,775.13 is: 24,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203.62 : 43,056.01 = 17,775.13 : x
  2. Step 2: Convert to fraction form
    31,203.62/43,056.01 = 17,775.13/x
  3. Step 3: Cross multiply
    31,203.62x = 43,056.01 × 17,775.13
  4. Step 4: Simplify right side
    31,203.62x = 765,326,175.03
  5. Step 5: Solve for x
    x = 765,326,175.03/31,203.62
  6. Step 6: Final answer
    x = 24,526.84

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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.