Home / 16,821.54-23,202.18-9,748.08

Finding the Fourth Proportional to 16,821.54, 23,202.18 and 9,748.08

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Solution

The fourth proportional to 16,821.54, 23,202.18 and 9,748.08 is: 13,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821.54 : 23,202.18 = 9,748.08 : x
  2. Step 2: Convert to fraction form
    16,821.54/23,202.18 = 9,748.08/x
  3. Step 3: Cross multiply
    16,821.54x = 23,202.18 × 9,748.08
  4. Step 4: Simplify right side
    16,821.54x = 226,176,706.81
  5. Step 5: Solve for x
    x = 226,176,706.81/16,821.54
  6. Step 6: Final answer
    x = 13,445.66

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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.