Home / 26,158.79-36,104.86-17,207.18

Finding the Fourth Proportional to 26,158.79, 36,104.86 and 17,207.18

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Solution

The fourth proportional to 26,158.79, 36,104.86 and 17,207.18 is: 23,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,158.79 : 36,104.86 = 17,207.18 : x
  2. Step 2: Convert to fraction form
    26,158.79/36,104.86 = 17,207.18/x
  3. Step 3: Cross multiply
    26,158.79x = 36,104.86 × 17,207.18
  4. Step 4: Simplify right side
    26,158.79x = 621,262,665.88
  5. Step 5: Solve for x
    x = 621,262,665.88/26,158.79
  6. Step 6: Final answer
    x = 23,749.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.