Home / 31,441.06-43,387.95-17,293.60

Finding the Fourth Proportional to 31,441.06, 43,387.95 and 17,293.60

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Solution

The fourth proportional to 31,441.06, 43,387.95 and 17,293.60 is: 23,864.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.06 : 43,387.95 = 17,293.60 : x
  2. Step 2: Convert to fraction form
    31,441.06/43,387.95 = 17,293.60/x
  3. Step 3: Cross multiply
    31,441.06x = 43,387.95 × 17,293.60
  4. Step 4: Simplify right side
    31,441.06x = 750,333,852.12
  5. Step 5: Solve for x
    x = 750,333,852.12/31,441.06
  6. Step 6: Final answer
    x = 23,864.78

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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.