Home / 20,046.64-30,103.98-17,417.38

Finding the Fourth Proportional to 20,046.64, 30,103.98 and 17,417.38

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Solution

The fourth proportional to 20,046.64, 30,103.98 and 17,417.38 is: 26,155.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.64 : 30,103.98 = 17,417.38 : x
  2. Step 2: Convert to fraction form
    20,046.64/30,103.98 = 17,417.38/x
  3. Step 3: Cross multiply
    20,046.64x = 30,103.98 × 17,417.38
  4. Step 4: Simplify right side
    20,046.64x = 524,332,459.17
  5. Step 5: Solve for x
    x = 524,332,459.17/20,046.64
  6. Step 6: Final answer
    x = 26,155.63

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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.