Home / 27,400.52-37,814.42-15,459.50

Finding the Fourth Proportional to 27,400.52, 37,814.42 and 15,459.50

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Solution

The fourth proportional to 27,400.52, 37,814.42 and 15,459.50 is: 21,335.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.52 : 37,814.42 = 15,459.50 : x
  2. Step 2: Convert to fraction form
    27,400.52/37,814.42 = 15,459.50/x
  3. Step 3: Cross multiply
    27,400.52x = 37,814.42 × 15,459.50
  4. Step 4: Simplify right side
    27,400.52x = 584,592,025.99
  5. Step 5: Solve for x
    x = 584,592,025.99/27,400.52
  6. Step 6: Final answer
    x = 21,335.07

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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.