Home / 26,928.41-37,155.56-15,597.21

Finding the Fourth Proportional to 26,928.41, 37,155.56 and 15,597.21

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Solution

The fourth proportional to 26,928.41, 37,155.56 and 15,597.21 is: 21,520.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.41 : 37,155.56 = 15,597.21 : x
  2. Step 2: Convert to fraction form
    26,928.41/37,155.56 = 15,597.21/x
  3. Step 3: Cross multiply
    26,928.41x = 37,155.56 × 15,597.21
  4. Step 4: Simplify right side
    26,928.41x = 579,522,994.00
  5. Step 5: Solve for x
    x = 579,522,994.00/26,928.41
  6. Step 6: Final answer
    x = 21,520.88

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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.