Home / 14,880.99-20,535.43-9,575.79

Finding the Fourth Proportional to 14,880.99, 20,535.43 and 9,575.79

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Solution

The fourth proportional to 14,880.99, 20,535.43 and 9,575.79 is: 13,214.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.99 : 20,535.43 = 9,575.79 : x
  2. Step 2: Convert to fraction form
    14,880.99/20,535.43 = 9,575.79/x
  3. Step 3: Cross multiply
    14,880.99x = 20,535.43 × 9,575.79
  4. Step 4: Simplify right side
    14,880.99x = 196,642,965.24
  5. Step 5: Solve for x
    x = 196,642,965.24/14,880.99
  6. Step 6: Final answer
    x = 13,214.37

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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.