Home / 27,603.99-38,098.47-16,272.81

Finding the Fourth Proportional to 27,603.99, 38,098.47 and 16,272.81

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Solution

The fourth proportional to 27,603.99, 38,098.47 and 16,272.81 is: 22,459.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.99 : 38,098.47 = 16,272.81 : x
  2. Step 2: Convert to fraction form
    27,603.99/38,098.47 = 16,272.81/x
  3. Step 3: Cross multiply
    27,603.99x = 38,098.47 × 16,272.81
  4. Step 4: Simplify right side
    27,603.99x = 619,969,163.60
  5. Step 5: Solve for x
    x = 619,969,163.60/27,603.99
  6. Step 6: Final answer
    x = 22,459.40

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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.