Home / 16,880.28-23,294.76-9,810.96

Finding the Fourth Proportional to 16,880.28, 23,294.76 and 9,810.96

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Solution

The fourth proportional to 16,880.28, 23,294.76 and 9,810.96 is: 13,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.28 : 23,294.76 = 9,810.96 : x
  2. Step 2: Convert to fraction form
    16,880.28/23,294.76 = 9,810.96/x
  3. Step 3: Cross multiply
    16,880.28x = 23,294.76 × 9,810.96
  4. Step 4: Simplify right side
    16,880.28x = 228,543,958.57
  5. Step 5: Solve for x
    x = 228,543,958.57/16,880.28
  6. Step 6: Final answer
    x = 13,539.11

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Double scale
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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.