Home / 21,550.08-32,326.49-7,509.54

Finding the Fourth Proportional to 21,550.08, 32,326.49 and 7,509.54

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Solution

The fourth proportional to 21,550.08, 32,326.49 and 7,509.54 is: 11,264.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,550.08 : 32,326.49 = 7,509.54 : x
  2. Step 2: Convert to fraction form
    21,550.08/32,326.49 = 7,509.54/x
  3. Step 3: Cross multiply
    21,550.08x = 32,326.49 × 7,509.54
  4. Step 4: Simplify right side
    21,550.08x = 242,757,069.71
  5. Step 5: Solve for x
    x = 242,757,069.71/21,550.08
  6. Step 6: Final answer
    x = 11,264.79

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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.