Home / 36,038.58-49,727.28-20,123.04

Finding the Fourth Proportional to 36,038.58, 49,727.28 and 20,123.04

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Solution

The fourth proportional to 36,038.58, 49,727.28 and 20,123.04 is: 27,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,038.58 : 49,727.28 = 20,123.04 : x
  2. Step 2: Convert to fraction form
    36,038.58/49,727.28 = 20,123.04/x
  3. Step 3: Cross multiply
    36,038.58x = 49,727.28 × 20,123.04
  4. Step 4: Simplify right side
    36,038.58x = 1,000,664,044.53
  5. Step 5: Solve for x
    x = 1,000,664,044.53/36,038.58
  6. Step 6: Final answer
    x = 27,766.47

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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.