Home / 15,436.99-23,164.07-7,539.62

Finding the Fourth Proportional to 15,436.99, 23,164.07 and 7,539.62

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Solution

The fourth proportional to 15,436.99, 23,164.07 and 7,539.62 is: 11,313.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.99 : 23,164.07 = 7,539.62 : x
  2. Step 2: Convert to fraction form
    15,436.99/23,164.07 = 7,539.62/x
  3. Step 3: Cross multiply
    15,436.99x = 23,164.07 × 7,539.62
  4. Step 4: Simplify right side
    15,436.99x = 174,648,285.45
  5. Step 5: Solve for x
    x = 174,648,285.45/15,436.99
  6. Step 6: Final answer
    x = 11,313.62

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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.