Home / 26,503.24-36,535.93-18,520.69

Finding the Fourth Proportional to 26,503.24, 36,535.93 and 18,520.69

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Solution

The fourth proportional to 26,503.24, 36,535.93 and 18,520.69 is: 25,531.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.24 : 36,535.93 = 18,520.69 : x
  2. Step 2: Convert to fraction form
    26,503.24/36,535.93 = 18,520.69/x
  3. Step 3: Cross multiply
    26,503.24x = 36,535.93 × 18,520.69
  4. Step 4: Simplify right side
    26,503.24x = 676,670,633.39
  5. Step 5: Solve for x
    x = 676,670,633.39/26,503.24
  6. Step 6: Final answer
    x = 25,531.62

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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.