Home / 14,935.36-20,606.58-9,633.28

Finding the Fourth Proportional to 14,935.36, 20,606.58 and 9,633.28

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Solution

The fourth proportional to 14,935.36, 20,606.58 and 9,633.28 is: 13,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,935.36 : 20,606.58 = 9,633.28 : x
  2. Step 2: Convert to fraction form
    14,935.36/20,606.58 = 9,633.28/x
  3. Step 3: Cross multiply
    14,935.36x = 20,606.58 × 9,633.28
  4. Step 4: Simplify right side
    14,935.36x = 198,508,954.98
  5. Step 5: Solve for x
    x = 198,508,954.98/14,935.36
  6. Step 6: Final answer
    x = 13,291.21

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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.