Home / 27,087.03-40,599.36-10,438.74

Finding the Fourth Proportional to 27,087.03, 40,599.36 and 10,438.74

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Solution

The fourth proportional to 27,087.03, 40,599.36 and 10,438.74 is: 15,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.03 : 40,599.36 = 10,438.74 : x
  2. Step 2: Convert to fraction form
    27,087.03/40,599.36 = 10,438.74/x
  3. Step 3: Cross multiply
    27,087.03x = 40,599.36 × 10,438.74
  4. Step 4: Simplify right side
    27,087.03x = 423,806,163.21
  5. Step 5: Solve for x
    x = 423,806,163.21/27,087.03
  6. Step 6: Final answer
    x = 15,646.09

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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.