Home / 15,527.69-23,295.23-5,139.44

Finding the Fourth Proportional to 15,527.69, 23,295.23 and 5,139.44

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Solution

The fourth proportional to 15,527.69, 23,295.23 and 5,139.44 is: 7,710.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527.69 : 23,295.23 = 5,139.44 : x
  2. Step 2: Convert to fraction form
    15,527.69/23,295.23 = 5,139.44/x
  3. Step 3: Cross multiply
    15,527.69x = 23,295.23 × 5,139.44
  4. Step 4: Simplify right side
    15,527.69x = 119,724,436.87
  5. Step 5: Solve for x
    x = 119,724,436.87/15,527.69
  6. Step 6: Final answer
    x = 7,710.38

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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.