Home / 26,538.40-36,621.66-14,601.42

Finding the Fourth Proportional to 26,538.40, 36,621.66 and 14,601.42

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Solution

The fourth proportional to 26,538.40, 36,621.66 and 14,601.42 is: 20,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.40 : 36,621.66 = 14,601.42 : x
  2. Step 2: Convert to fraction form
    26,538.40/36,621.66 = 14,601.42/x
  3. Step 3: Cross multiply
    26,538.40x = 36,621.66 × 14,601.42
  4. Step 4: Simplify right side
    26,538.40x = 534,728,238.76
  5. Step 5: Solve for x
    x = 534,728,238.76/26,538.40
  6. Step 6: Final answer
    x = 20,149.23

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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.