Home / 39,499.53-54,506.70-21,594.12

Finding the Fourth Proportional to 39,499.53, 54,506.70 and 21,594.12

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Solution

The fourth proportional to 39,499.53, 54,506.70 and 21,594.12 is: 29,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,499.53 : 54,506.70 = 21,594.12 : x
  2. Step 2: Convert to fraction form
    39,499.53/54,506.70 = 21,594.12/x
  3. Step 3: Cross multiply
    39,499.53x = 54,506.70 × 21,594.12
  4. Step 4: Simplify right side
    39,499.53x = 1,177,024,220.60
  5. Step 5: Solve for x
    x = 1,177,024,220.60/39,499.53
  6. Step 6: Final answer
    x = 29,798.44

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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.