Home / 38,371.99-52,954.95-21,376.23

Finding the Fourth Proportional to 38,371.99, 52,954.95 and 21,376.23

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Solution

The fourth proportional to 38,371.99, 52,954.95 and 21,376.23 is: 29,500.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371.99 : 52,954.95 = 21,376.23 : x
  2. Step 2: Convert to fraction form
    38,371.99/52,954.95 = 21,376.23/x
  3. Step 3: Cross multiply
    38,371.99x = 52,954.95 × 21,376.23
  4. Step 4: Simplify right side
    38,371.99x = 1,131,977,190.84
  5. Step 5: Solve for x
    x = 1,131,977,190.84/38,371.99
  6. Step 6: Final answer
    x = 29,500.09

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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.