Home / 28,944.59-39,947.09-17,615.25

Finding the Fourth Proportional to 28,944.59, 39,947.09 and 17,615.25

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Solution

The fourth proportional to 28,944.59, 39,947.09 and 17,615.25 is: 24,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.59 : 39,947.09 = 17,615.25 : x
  2. Step 2: Convert to fraction form
    28,944.59/39,947.09 = 17,615.25/x
  3. Step 3: Cross multiply
    28,944.59x = 39,947.09 × 17,615.25
  4. Step 4: Simplify right side
    28,944.59x = 703,677,889.05
  5. Step 5: Solve for x
    x = 703,677,889.05/28,944.59
  6. Step 6: Final answer
    x = 24,311.21

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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.