Home / 27,275.94-37,636.11-15,337.62

Finding the Fourth Proportional to 27,275.94, 37,636.11 and 15,337.62

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Solution

The fourth proportional to 27,275.94, 37,636.11 and 15,337.62 is: 21,163.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,275.94 : 37,636.11 = 15,337.62 : x
  2. Step 2: Convert to fraction form
    27,275.94/37,636.11 = 15,337.62/x
  3. Step 3: Cross multiply
    27,275.94x = 37,636.11 × 15,337.62
  4. Step 4: Simplify right side
    27,275.94x = 577,248,353.46
  5. Step 5: Solve for x
    x = 577,248,353.46/27,275.94
  6. Step 6: Final answer
    x = 21,163.28

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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.