Home / 17,799.21-26,742.60-13,403.34

Finding the Fourth Proportional to 17,799.21, 26,742.60 and 13,403.34

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Solution

The fourth proportional to 17,799.21, 26,742.60 and 13,403.34 is: 20,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,799.21 : 26,742.60 = 13,403.34 : x
  2. Step 2: Convert to fraction form
    17,799.21/26,742.60 = 13,403.34/x
  3. Step 3: Cross multiply
    17,799.21x = 26,742.60 × 13,403.34
  4. Step 4: Simplify right side
    17,799.21x = 358,440,160.28
  5. Step 5: Solve for x
    x = 358,440,160.28/17,799.21
  6. Step 6: Final answer
    x = 20,137.98

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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.