Home / 26,069.45-39,110.24-8,538.21

Finding the Fourth Proportional to 26,069.45, 39,110.24 and 8,538.21

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Solution

The fourth proportional to 26,069.45, 39,110.24 and 8,538.21 is: 12,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,069.45 : 39,110.24 = 8,538.21 : x
  2. Step 2: Convert to fraction form
    26,069.45/39,110.24 = 8,538.21/x
  3. Step 3: Cross multiply
    26,069.45x = 39,110.24 × 8,538.21
  4. Step 4: Simplify right side
    26,069.45x = 333,931,463.62
  5. Step 5: Solve for x
    x = 333,931,463.62/26,069.45
  6. Step 6: Final answer
    x = 12,809.30

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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.