Home / 17,613.05-26,419.64-4,465.40

Finding the Fourth Proportional to 17,613.05, 26,419.64 and 4,465.40

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Solution

The fourth proportional to 17,613.05, 26,419.64 and 4,465.40 is: 6,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613.05 : 26,419.64 = 4,465.40 : x
  2. Step 2: Convert to fraction form
    17,613.05/26,419.64 = 4,465.40/x
  3. Step 3: Cross multiply
    17,613.05x = 26,419.64 × 4,465.40
  4. Step 4: Simplify right side
    17,613.05x = 117,974,106.03
  5. Step 5: Solve for x
    x = 117,974,106.03/17,613.05
  6. Step 6: Final answer
    x = 6,698.11

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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.