Home / 15,742.26-23,619.15-7,528.50

Finding the Fourth Proportional to 15,742.26, 23,619.15 and 7,528.50

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Solution

The fourth proportional to 15,742.26, 23,619.15 and 7,528.50 is: 11,295.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.26 : 23,619.15 = 7,528.50 : x
  2. Step 2: Convert to fraction form
    15,742.26/23,619.15 = 7,528.50/x
  3. Step 3: Cross multiply
    15,742.26x = 23,619.15 × 7,528.50
  4. Step 4: Simplify right side
    15,742.26x = 177,816,770.78
  5. Step 5: Solve for x
    x = 177,816,770.78/15,742.26
  6. Step 6: Final answer
    x = 11,295.50

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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.