Home / 42,826.81-64,224.24-14,738.92

Finding the Fourth Proportional to 42,826.81, 64,224.24 and 14,738.92

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Solution

The fourth proportional to 42,826.81, 64,224.24 and 14,738.92 is: 22,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,826.81 : 64,224.24 = 14,738.92 : x
  2. Step 2: Convert to fraction form
    42,826.81/64,224.24 = 14,738.92/x
  3. Step 3: Cross multiply
    42,826.81x = 64,224.24 × 14,738.92
  4. Step 4: Simplify right side
    42,826.81x = 946,595,935.42
  5. Step 5: Solve for x
    x = 946,595,935.42/42,826.81
  6. Step 6: Final answer
    x = 22,102.88

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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.