Home / 17,977.32-26,944.38-15,877.80

Finding the Fourth Proportional to 17,977.32, 26,944.38 and 15,877.80

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Solution

The fourth proportional to 17,977.32, 26,944.38 and 15,877.80 is: 23,797.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977.32 : 26,944.38 = 15,877.80 : x
  2. Step 2: Convert to fraction form
    17,977.32/26,944.38 = 15,877.80/x
  3. Step 3: Cross multiply
    17,977.32x = 26,944.38 × 15,877.80
  4. Step 4: Simplify right side
    17,977.32x = 427,817,476.76
  5. Step 5: Solve for x
    x = 427,817,476.76/17,977.32
  6. Step 6: Final answer
    x = 23,797.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.