Home / 15,769.60-23,605.80-9,176.20

Finding the Fourth Proportional to 15,769.60, 23,605.80 and 9,176.20

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Solution

The fourth proportional to 15,769.60, 23,605.80 and 9,176.20 is: 13,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.60 : 23,605.80 = 9,176.20 : x
  2. Step 2: Convert to fraction form
    15,769.60/23,605.80 = 9,176.20/x
  3. Step 3: Cross multiply
    15,769.60x = 23,605.80 × 9,176.20
  4. Step 4: Simplify right side
    15,769.60x = 216,611,541.96
  5. Step 5: Solve for x
    x = 216,611,541.96/15,769.60
  6. Step 6: Final answer
    x = 13,736.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.