Home / 10,550.52-15,827.40-9,238.32

Finding the Fourth Proportional to 10,550.52, 15,827.40 and 9,238.32

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Solution

The fourth proportional to 10,550.52, 15,827.40 and 9,238.32 is: 13,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.52 : 15,827.40 = 9,238.32 : x
  2. Step 2: Convert to fraction form
    10,550.52/15,827.40 = 9,238.32/x
  3. Step 3: Cross multiply
    10,550.52x = 15,827.40 × 9,238.32
  4. Step 4: Simplify right side
    10,550.52x = 146,218,585.97
  5. Step 5: Solve for x
    x = 146,218,585.97/10,550.52
  6. Step 6: Final answer
    x = 13,858.90

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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.