Home / 38,372.28-57,559.08-11,718.84

Finding the Fourth Proportional to 38,372.28, 57,559.08 and 11,718.84

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Solution

The fourth proportional to 38,372.28, 57,559.08 and 11,718.84 is: 17,578.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,372.28 : 57,559.08 = 11,718.84 : x
  2. Step 2: Convert to fraction form
    38,372.28/57,559.08 = 11,718.84/x
  3. Step 3: Cross multiply
    38,372.28x = 57,559.08 × 11,718.84
  4. Step 4: Simplify right side
    38,372.28x = 674,525,649.07
  5. Step 5: Solve for x
    x = 674,525,649.07/38,372.28
  6. Step 6: Final answer
    x = 17,578.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.