Home / 26,301.43-39,437.55-8,761.69

Finding the Fourth Proportional to 26,301.43, 39,437.55 and 8,761.69

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Solution

The fourth proportional to 26,301.43, 39,437.55 and 8,761.69 is: 13,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.43 : 39,437.55 = 8,761.69 : x
  2. Step 2: Convert to fraction form
    26,301.43/39,437.55 = 8,761.69/x
  3. Step 3: Cross multiply
    26,301.43x = 39,437.55 × 8,761.69
  4. Step 4: Simplify right side
    26,301.43x = 345,539,587.46
  5. Step 5: Solve for x
    x = 345,539,587.46/26,301.43
  6. Step 6: Final answer
    x = 13,137.67

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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.