Home / 27,285.36-40,928.04-8,816.88

Finding the Fourth Proportional to 27,285.36, 40,928.04 and 8,816.88

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Solution

The fourth proportional to 27,285.36, 40,928.04 and 8,816.88 is: 13,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285.36 : 40,928.04 = 8,816.88 : x
  2. Step 2: Convert to fraction form
    27,285.36/40,928.04 = 8,816.88/x
  3. Step 3: Cross multiply
    27,285.36x = 40,928.04 × 8,816.88
  4. Step 4: Simplify right side
    27,285.36x = 360,857,617.32
  5. Step 5: Solve for x
    x = 360,857,617.32/27,285.36
  6. Step 6: Final answer
    x = 13,225.32

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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.