Home / 36,586.53-50,488.38-21,478.95

Finding the Fourth Proportional to 36,586.53, 50,488.38 and 21,478.95

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Solution

The fourth proportional to 36,586.53, 50,488.38 and 21,478.95 is: 29,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,586.53 : 50,488.38 = 21,478.95 : x
  2. Step 2: Convert to fraction form
    36,586.53/50,488.38 = 21,478.95/x
  3. Step 3: Cross multiply
    36,586.53x = 50,488.38 × 21,478.95
  4. Step 4: Simplify right side
    36,586.53x = 1,084,437,389.60
  5. Step 5: Solve for x
    x = 1,084,437,389.60/36,586.53
  6. Step 6: Final answer
    x = 29,640.35

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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.