Home / 15,528.20-23,259.90-11,627.24

Finding the Fourth Proportional to 15,528.20, 23,259.90 and 11,627.24

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Solution

The fourth proportional to 15,528.20, 23,259.90 and 11,627.24 is: 17,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528.20 : 23,259.90 = 11,627.24 : x
  2. Step 2: Convert to fraction form
    15,528.20/23,259.90 = 11,627.24/x
  3. Step 3: Cross multiply
    15,528.20x = 23,259.90 × 11,627.24
  4. Step 4: Simplify right side
    15,528.20x = 270,448,439.68
  5. Step 5: Solve for x
    x = 270,448,439.68/15,528.20
  6. Step 6: Final answer
    x = 17,416.60

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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.