Home / 27,314.73-37,695.04-15,378.50

Finding the Fourth Proportional to 27,314.73, 37,695.04 and 15,378.50

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Solution

The fourth proportional to 27,314.73, 37,695.04 and 15,378.50 is: 21,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,314.73 : 37,695.04 = 15,378.50 : x
  2. Step 2: Convert to fraction form
    27,314.73/37,695.04 = 15,378.50/x
  3. Step 3: Cross multiply
    27,314.73x = 37,695.04 × 15,378.50
  4. Step 4: Simplify right side
    27,314.73x = 579,693,228.43
  5. Step 5: Solve for x
    x = 579,693,228.43/27,314.73
  6. Step 6: Final answer
    x = 21,222.73

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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.