Home / 26,928.92-37,158.26-14,990.64

Finding the Fourth Proportional to 26,928.92, 37,158.26 and 14,990.64

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Solution

The fourth proportional to 26,928.92, 37,158.26 and 14,990.64 is: 20,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.92 : 37,158.26 = 14,990.64 : x
  2. Step 2: Convert to fraction form
    26,928.92/37,158.26 = 14,990.64/x
  3. Step 3: Cross multiply
    26,928.92x = 37,158.26 × 14,990.64
  4. Step 4: Simplify right side
    26,928.92x = 557,026,023.73
  5. Step 5: Solve for x
    x = 557,026,023.73/26,928.92
  6. Step 6: Final answer
    x = 20,685.05

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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.