Home / 16,821.79-23,202.53-9,748.33

Finding the Fourth Proportional to 16,821.79, 23,202.53 and 9,748.33

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Solution

The fourth proportional to 16,821.79, 23,202.53 and 9,748.33 is: 13,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821.79 : 23,202.53 = 9,748.33 : x
  2. Step 2: Convert to fraction form
    16,821.79/23,202.53 = 9,748.33/x
  3. Step 3: Cross multiply
    16,821.79x = 23,202.53 × 9,748.33
  4. Step 4: Simplify right side
    16,821.79x = 226,185,870.53
  5. Step 5: Solve for x
    x = 226,185,870.53/16,821.79
  6. Step 6: Final answer
    x = 13,446.00

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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.