Home / 27,405.52-37,821.32-15,464.50

Finding the Fourth Proportional to 27,405.52, 37,821.32 and 15,464.50

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Solution

The fourth proportional to 27,405.52, 37,821.32 and 15,464.50 is: 21,341.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.52 : 37,821.32 = 15,464.50 : x
  2. Step 2: Convert to fraction form
    27,405.52/37,821.32 = 15,464.50/x
  3. Step 3: Cross multiply
    27,405.52x = 37,821.32 × 15,464.50
  4. Step 4: Simplify right side
    27,405.52x = 584,887,803.14
  5. Step 5: Solve for x
    x = 584,887,803.14/27,405.52
  6. Step 6: Final answer
    x = 21,341.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.