Home / 19,059.12-28,593.36-5,911.20

Finding the Fourth Proportional to 19,059.12, 28,593.36 and 5,911.20

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Solution

The fourth proportional to 19,059.12, 28,593.36 and 5,911.20 is: 8,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,059.12 : 28,593.36 = 5,911.20 : x
  2. Step 2: Convert to fraction form
    19,059.12/28,593.36 = 5,911.20/x
  3. Step 3: Cross multiply
    19,059.12x = 28,593.36 × 5,911.20
  4. Step 4: Simplify right side
    19,059.12x = 169,021,069.63
  5. Step 5: Solve for x
    x = 169,021,069.63/19,059.12
  6. Step 6: Final answer
    x = 8,868.25

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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.