Home / 25,499.12-38,263.66-10,706.90

Finding the Fourth Proportional to 25,499.12, 38,263.66 and 10,706.90

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Solution

The fourth proportional to 25,499.12, 38,263.66 and 10,706.90 is: 16,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.12 : 38,263.66 = 10,706.90 : x
  2. Step 2: Convert to fraction form
    25,499.12/38,263.66 = 10,706.90/x
  3. Step 3: Cross multiply
    25,499.12x = 38,263.66 × 10,706.90
  4. Step 4: Simplify right side
    25,499.12x = 409,685,181.25
  5. Step 5: Solve for x
    x = 409,685,181.25/25,499.12
  6. Step 6: Final answer
    x = 16,066.64

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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.