Home / 28,407.36-39,197.57-17,074.14

Finding the Fourth Proportional to 28,407.36, 39,197.57 and 17,074.14

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Solution

The fourth proportional to 28,407.36, 39,197.57 and 17,074.14 is: 23,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,407.36 : 39,197.57 = 17,074.14 : x
  2. Step 2: Convert to fraction form
    28,407.36/39,197.57 = 17,074.14/x
  3. Step 3: Cross multiply
    28,407.36x = 39,197.57 × 17,074.14
  4. Step 4: Simplify right side
    28,407.36x = 669,264,882.01
  5. Step 5: Solve for x
    x = 669,264,882.01/28,407.36
  6. Step 6: Final answer
    x = 23,559.56

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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.