Home / 19,532.81-26,935.11-16,709.54

Finding the Fourth Proportional to 19,532.81, 26,935.11 and 16,709.54

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Solution

The fourth proportional to 19,532.81, 26,935.11 and 16,709.54 is: 23,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,532.81 : 26,935.11 = 16,709.54 : x
  2. Step 2: Convert to fraction form
    19,532.81/26,935.11 = 16,709.54/x
  3. Step 3: Cross multiply
    19,532.81x = 26,935.11 × 16,709.54
  4. Step 4: Simplify right side
    19,532.81x = 450,073,297.95
  5. Step 5: Solve for x
    x = 450,073,297.95/19,532.81
  6. Step 6: Final answer
    x = 23,041.91

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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.