Home / 26,737.63-36,859.87-18,228.84

Finding the Fourth Proportional to 26,737.63, 36,859.87 and 18,228.84

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Solution

The fourth proportional to 26,737.63, 36,859.87 and 18,228.84 is: 25,129.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,737.63 : 36,859.87 = 18,228.84 : x
  2. Step 2: Convert to fraction form
    26,737.63/36,859.87 = 18,228.84/x
  3. Step 3: Cross multiply
    26,737.63x = 36,859.87 × 18,228.84
  4. Step 4: Simplify right side
    26,737.63x = 671,912,672.65
  5. Step 5: Solve for x
    x = 671,912,672.65/26,737.63
  6. Step 6: Final answer
    x = 25,129.85

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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.