Home / 14,368.32-19,821.77-10,383.12

Finding the Fourth Proportional to 14,368.32, 19,821.77 and 10,383.12

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Solution

The fourth proportional to 14,368.32, 19,821.77 and 10,383.12 is: 14,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.32 : 19,821.77 = 10,383.12 : x
  2. Step 2: Convert to fraction form
    14,368.32/19,821.77 = 10,383.12/x
  3. Step 3: Cross multiply
    14,368.32x = 19,821.77 × 10,383.12
  4. Step 4: Simplify right side
    14,368.32x = 205,811,936.28
  5. Step 5: Solve for x
    x = 205,811,936.28/14,368.32
  6. Step 6: Final answer
    x = 14,324.00

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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.