Home / 16,823.64-23,211.48-9,748.70

Finding the Fourth Proportional to 16,823.64, 23,211.48 and 9,748.70

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Solution

The fourth proportional to 16,823.64, 23,211.48 and 9,748.70 is: 13,450.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.64 : 23,211.48 = 9,748.70 : x
  2. Step 2: Convert to fraction form
    16,823.64/23,211.48 = 9,748.70/x
  3. Step 3: Cross multiply
    16,823.64x = 23,211.48 × 9,748.70
  4. Step 4: Simplify right side
    16,823.64x = 226,281,639.02
  5. Step 5: Solve for x
    x = 226,281,639.02/16,823.64
  6. Step 6: Final answer
    x = 13,450.22

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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.