Home / 14,950.28-20,629.84-9,206.82

Finding the Fourth Proportional to 14,950.28, 20,629.84 and 9,206.82

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Solution

The fourth proportional to 14,950.28, 20,629.84 and 9,206.82 is: 12,704.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,950.28 : 20,629.84 = 9,206.82 : x
  2. Step 2: Convert to fraction form
    14,950.28/20,629.84 = 9,206.82/x
  3. Step 3: Cross multiply
    14,950.28x = 20,629.84 × 9,206.82
  4. Step 4: Simplify right side
    14,950.28x = 189,935,223.51
  5. Step 5: Solve for x
    x = 189,935,223.51/14,950.28
  6. Step 6: Final answer
    x = 12,704.46

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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.