Home / 12,598.24-18,798.92-11,286.40

Finding the Fourth Proportional to 12,598.24, 18,798.92 and 11,286.40

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Solution

The fourth proportional to 12,598.24, 18,798.92 and 11,286.40 is: 16,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598.24 : 18,798.92 = 11,286.40 : x
  2. Step 2: Convert to fraction form
    12,598.24/18,798.92 = 11,286.40/x
  3. Step 3: Cross multiply
    12,598.24x = 18,798.92 × 11,286.40
  4. Step 4: Simplify right side
    12,598.24x = 212,172,130.69
  5. Step 5: Solve for x
    x = 212,172,130.69/12,598.24
  6. Step 6: Final answer
    x = 16,841.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.