Home / 17,742.48-26,613.14-7,209.39

Finding the Fourth Proportional to 17,742.48, 26,613.14 and 7,209.39

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Solution

The fourth proportional to 17,742.48, 26,613.14 and 7,209.39 is: 10,813.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.48 : 26,613.14 = 7,209.39 : x
  2. Step 2: Convert to fraction form
    17,742.48/26,613.14 = 7,209.39/x
  3. Step 3: Cross multiply
    17,742.48x = 26,613.14 × 7,209.39
  4. Step 4: Simplify right side
    17,742.48x = 191,864,372.32
  5. Step 5: Solve for x
    x = 191,864,372.32/17,742.48
  6. Step 6: Final answer
    x = 10,813.84

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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.